66781456

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{14543}}^1$

素因数の和:14599

約数の個数: 40

約数和(自身を含む): 151490304

約数和(自身を除く): 84708848

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 287, 328, 574, 656, 1148, 2296, 4592, 14543, 29086, 58172, 101801, 116344, 203602, 232688, 407204, 596263, 814408, 1192526, 1628816, 2385052, 4173841, 4770104, 8347682, 9540208, 16695364, 33390728, 66781456]

約数ペア:

[(1, 66781456), (2, 33390728), (4, 16695364), (7, 9540208), (8, 8347682), (14, 4770104), (16, 4173841), (28, 2385052), (41, 1628816), (56, 1192526), (82, 814408), (112, 596263), (164, 407204), (287, 232688), (328, 203602), (574, 116344), (656, 101801), (1148, 58172), (2296, 29086), (4592, 14543)]