27563949

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:199

約数の個数: 64

約数和(自身を含む): 49766400

約数和(自身を除く): 22202451

約数列:

[1, 3, 7, 9, 21, 27, 29, 47, 63, 87, 107, 141, 189, 203, 261, 321, 329, 423, 609, 749, 783, 963, 987, 1269, 1363, 1827, 2247, 2889, 2961, 3103, 4089, 5029, 5481, 6741, 8883, 9309, 9541, 12267, 15087, 20223, 21721, 27927, 28623, 35203, 36801, 45261, 65163, 83781, 85869, 105609, 135783, 145841, 195489, 257607, 316827, 437523, 586467, 950481, 1020887, 1312569, 3062661, 3937707, 9187983, 27563949]

約数ペア:

[(1, 27563949), (3, 9187983), (7, 3937707), (9, 3062661), (21, 1312569), (27, 1020887), (29, 950481), (47, 586467), (63, 437523), (87, 316827), (107, 257607), (141, 195489), (189, 145841), (203, 135783), (261, 105609), (321, 85869), (329, 83781), (423, 65163), (609, 45261), (749, 36801), (783, 35203), (963, 28623), (987, 27927), (1269, 21721), (1363, 20223), (1827, 15087), (2247, 12267), (2889, 9541), (2961, 9309), (3103, 8883), (4089, 6741), (5029, 5481)]