67261779

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2699}}^1$

素因数の和:2792

約数の個数: 32

約数和(自身を含む): 108864000

約数和(自身を除く): 41602221

約数列:

[1, 3, 9, 13, 27, 39, 71, 117, 213, 351, 639, 923, 1917, 2699, 2769, 8097, 8307, 24291, 24921, 35087, 72873, 105261, 191629, 315783, 574887, 947349, 1724661, 2491177, 5173983, 7473531, 22420593, 67261779]

約数ペア:

[(1, 67261779), (3, 22420593), (9, 7473531), (13, 5173983), (27, 2491177), (39, 1724661), (71, 947349), (117, 574887), (213, 315783), (351, 191629), (639, 105261), (923, 72873), (1917, 35087), (2699, 24921), (2769, 24291), (8097, 8307)]