403987402

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{2339}}^1$

素因数の和:2447

約数の個数: 48

約数和(自身を含む): 760518720

約数和(自身を除く): 356531318

約数列:

[1, 2, 7, 13, 14, 26, 73, 91, 146, 169, 182, 338, 511, 949, 1022, 1183, 1898, 2339, 2366, 4678, 6643, 12337, 13286, 16373, 24674, 30407, 32746, 60814, 86359, 170747, 172718, 212849, 341494, 395291, 425698, 790582, 1195229, 2219711, 2390458, 2767037, 4439422, 5534074, 15537977, 28856243, 31075954, 57712486, 201993701, 403987402]

約数ペア:

[(1, 403987402), (2, 201993701), (7, 57712486), (13, 31075954), (14, 28856243), (26, 15537977), (73, 5534074), (91, 4439422), (146, 2767037), (169, 2390458), (182, 2219711), (338, 1195229), (511, 790582), (949, 425698), (1022, 395291), (1183, 341494), (1898, 212849), (2339, 172718), (2366, 170747), (4678, 86359), (6643, 60814), (12337, 32746), (13286, 30407), (16373, 24674)]