68891784

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{220807}}^1$

素因数の和:220829

約数の個数: 32

約数和(自身を含む): 185478720

約数和(自身を除く): 116586936

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 220807, 441614, 662421, 883228, 1324842, 1766456, 2649684, 2870491, 5299368, 5740982, 8611473, 11481964, 17222946, 22963928, 34445892, 68891784]

約数ペア:

[(1, 68891784), (2, 34445892), (3, 22963928), (4, 17222946), (6, 11481964), (8, 8611473), (12, 5740982), (13, 5299368), (24, 2870491), (26, 2649684), (39, 1766456), (52, 1324842), (78, 883228), (104, 662421), (156, 441614), (312, 220807)]