858779138

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{40867}}^1$

素因数の和:40974

約数の個数: 32

約数和(自身を含む): 1569331200

約数和(自身を除く): 710552062

約数列:

[1, 2, 7, 14, 19, 38, 79, 133, 158, 266, 553, 1106, 1501, 3002, 10507, 21014, 40867, 81734, 286069, 572138, 776473, 1552946, 3228493, 5435311, 6456986, 10870622, 22599451, 45198902, 61341367, 122682734, 429389569, 858779138]

約数ペア:

[(1, 858779138), (2, 429389569), (7, 122682734), (14, 61341367), (19, 45198902), (38, 22599451), (79, 10870622), (133, 6456986), (158, 5435311), (266, 3228493), (553, 1552946), (1106, 776473), (1501, 572138), (3002, 286069), (10507, 81734), (21014, 40867)]