20145350403

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:374

約数の個数: 128

約数和(自身を含む): 32845824000

約数和(自身を除く): 12700473597

約数列:

[1, 3, 9, 27, 31, 43, 53, 59, 93, 129, 159, 177, 179, 279, 387, 477, 531, 537, 837, 1161, 1333, 1431, 1593, 1611, 1643, 1829, 2279, 2537, 3127, 3999, 4833, 4929, 5487, 5549, 6837, 7611, 7697, 9381, 9487, 10561, 11997, 14787, 16461, 16647, 20511, 22833, 23091, 28143, 28461, 31683, 35991, 44361, 49383, 49941, 61533, 68499, 69273, 70649, 78647, 84429, 85383, 95049, 96937, 134461, 149823, 207819, 211947, 235941, 238607, 256149, 285147, 290811, 294097, 327391, 403383, 407941, 454123, 559733, 635841, 707823, 715821, 872433, 882291, 982173, 1210149, 1223823, 1362369, 1679199, 1907523, 2123469, 2147463, 2617299, 2646873, 2946519, 3630447, 3671469, 4087107, 4168291, 5037597, 6442389, 7940619, 8839557, 11014407, 12261321, 12504873, 12646171, 14077813, 15112791, 17351723, 24068519, 37514619, 37938513, 42233439, 52055169, 72205557, 112543857, 113815539, 126700317, 156165507, 216616671, 341446617, 380100951, 468496521, 649850013, 746124089, 2238372267, 6715116801, 20145350403]

約数ペア:

[(1, 20145350403), (3, 6715116801), (9, 2238372267), (27, 746124089), (31, 649850013), (43, 468496521), (53, 380100951), (59, 341446617), (93, 216616671), (129, 156165507), (159, 126700317), (177, 113815539), (179, 112543857), (279, 72205557), (387, 52055169), (477, 42233439), (531, 37938513), (537, 37514619), (837, 24068519), (1161, 17351723), (1333, 15112791), (1431, 14077813), (1593, 12646171), (1611, 12504873), (1643, 12261321), (1829, 11014407), (2279, 8839557), (2537, 7940619), (3127, 6442389), (3999, 5037597), (4833, 4168291), (4929, 4087107), (5487, 3671469), (5549, 3630447), (6837, 2946519), (7611, 2646873), (7697, 2617299), (9381, 2147463), (9487, 2123469), (10561, 1907523), (11997, 1679199), (14787, 1362369), (16461, 1223823), (16647, 1210149), (20511, 982173), (22833, 882291), (23091, 872433), (28143, 715821), (28461, 707823), (31683, 635841), (35991, 559733), (44361, 454123), (49383, 407941), (49941, 403383), (61533, 327391), (68499, 294097), (69273, 290811), (70649, 285147), (78647, 256149), (84429, 238607), (85383, 235941), (95049, 211947), (96937, 207819), (134461, 149823)]