326420703

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:441

約数の個数: 72

約数和(自身を含む): 583315200

約数和(自身を除く): 256894497

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 163, 171, 239, 399, 441, 489, 717, 931, 1141, 1197, 1467, 1673, 2151, 2793, 3097, 3423, 4541, 5019, 7987, 8379, 9291, 10269, 11711, 13623, 15057, 21679, 23961, 27873, 31787, 35133, 38957, 40869, 65037, 71883, 95361, 105399, 116871, 151753, 195111, 222509, 272699, 286083, 350613, 455259, 667527, 740183, 818097, 1365777, 1908893, 2002581, 2220549, 2454291, 5181281, 5726679, 6661647, 15543843, 17180037, 36268967, 46631529, 108806901, 326420703]

約数ペア:

[(1, 326420703), (3, 108806901), (7, 46631529), (9, 36268967), (19, 17180037), (21, 15543843), (49, 6661647), (57, 5726679), (63, 5181281), (133, 2454291), (147, 2220549), (163, 2002581), (171, 1908893), (239, 1365777), (399, 818097), (441, 740183), (489, 667527), (717, 455259), (931, 350613), (1141, 286083), (1197, 272699), (1467, 222509), (1673, 195111), (2151, 151753), (2793, 116871), (3097, 105399), (3423, 95361), (4541, 71883), (5019, 65037), (7987, 40869), (8379, 38957), (9291, 35133), (10269, 31787), (11711, 27873), (13623, 23961), (15057, 21679)]