1311905244

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{271279}}^1$

素因数の和:271330

約数の個数: 48

約数和(自身を含む): 3402936320

約数和(自身を除く): 2091031076

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4836, 271279, 542558, 813837, 1085116, 1627674, 3255348, 3526627, 7053254, 8409649, 10579881, 14106508, 16819298, 21159762, 25228947, 33638596, 42319524, 50457894, 100915788, 109325437, 218650874, 327976311, 437301748, 655952622, 1311905244]

約数ペア:

[(1, 1311905244), (2, 655952622), (3, 437301748), (4, 327976311), (6, 218650874), (12, 109325437), (13, 100915788), (26, 50457894), (31, 42319524), (39, 33638596), (52, 25228947), (62, 21159762), (78, 16819298), (93, 14106508), (124, 10579881), (156, 8409649), (186, 7053254), (372, 3526627), (403, 3255348), (806, 1627674), (1209, 1085116), (1612, 813837), (2418, 542558), (4836, 271279)]