26180739

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1$

素因数の和:118

約数の個数: 60

約数和(自身を含む): 44965536

約数和(自身を除く): 18784797

約数列:

[1, 3, 9, 13, 23, 27, 39, 47, 69, 81, 117, 141, 207, 299, 351, 423, 529, 611, 621, 897, 1053, 1081, 1269, 1587, 1833, 1863, 2691, 3243, 3807, 4761, 5499, 6877, 8073, 9729, 14053, 14283, 16497, 20631, 24219, 24863, 29187, 42159, 42849, 49491, 61893, 74589, 87561, 126477, 185679, 223767, 323219, 379431, 557037, 671301, 969657, 1138293, 2013903, 2908971, 8726913, 26180739]

約数ペア:

[(1, 26180739), (3, 8726913), (9, 2908971), (13, 2013903), (23, 1138293), (27, 969657), (39, 671301), (47, 557037), (69, 379431), (81, 323219), (117, 223767), (141, 185679), (207, 126477), (299, 87561), (351, 74589), (423, 61893), (529, 49491), (611, 42849), (621, 42159), (897, 29187), (1053, 24863), (1081, 24219), (1269, 20631), (1587, 16497), (1833, 14283), (1863, 14053), (2691, 9729), (3243, 8073), (3807, 6877), (4761, 5499)]