64321089

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{283}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 100331520

約数和(自身を除く): 36010431

約数列:

[1, 3, 7, 21, 79, 137, 237, 283, 411, 553, 849, 959, 1659, 1981, 2877, 5943, 10823, 22357, 32469, 38771, 67071, 75761, 116313, 156499, 227283, 271397, 469497, 814191, 3062909, 9188727, 21440363, 64321089]

約数ペア:

[(1, 64321089), (3, 21440363), (7, 9188727), (21, 3062909), (79, 814191), (137, 469497), (237, 271397), (283, 227283), (411, 156499), (553, 116313), (849, 75761), (959, 67071), (1659, 38771), (1981, 32469), (2877, 22357), (5943, 10823)]