1285365834

素因数分解:

$2^1\times 3^4\times {\mathrm{31}}^1\times {\mathrm{255947}}^1$

素因数の和:255992

約数の個数: 40

約数和(自身を含む): 2973091968

約数和(自身を除く): 1687726134

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 81, 93, 162, 186, 279, 558, 837, 1674, 2511, 5022, 255947, 511894, 767841, 1535682, 2303523, 4607046, 6910569, 7934357, 13821138, 15868714, 20731707, 23803071, 41463414, 47606142, 71409213, 142818426, 214227639, 428455278, 642682917, 1285365834]

約数ペア:

[(1, 1285365834), (2, 642682917), (3, 428455278), (6, 214227639), (9, 142818426), (18, 71409213), (27, 47606142), (31, 41463414), (54, 23803071), (62, 20731707), (81, 15868714), (93, 13821138), (162, 7934357), (186, 6910569), (279, 4607046), (558, 2303523), (837, 1535682), (1674, 767841), (2511, 511894), (5022, 255947)]