257838594

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{3677}}^1$

素因数の和:3755

約数の個数: 64

約数和(自身を含む): 593187840

約数和(自身を除く): 335349246

約数列:

[1, 2, 3, 6, 13, 26, 29, 31, 39, 58, 62, 78, 87, 93, 174, 186, 377, 403, 754, 806, 899, 1131, 1209, 1798, 2262, 2418, 2697, 3677, 5394, 7354, 11031, 11687, 22062, 23374, 35061, 47801, 70122, 95602, 106633, 113987, 143403, 213266, 227974, 286806, 319899, 341961, 639798, 683922, 1386229, 1481831, 2772458, 2963662, 3305623, 4158687, 4445493, 6611246, 8317374, 8890986, 9916869, 19833738, 42973099, 85946198, 128919297, 257838594]

約数ペア:

[(1, 257838594), (2, 128919297), (3, 85946198), (6, 42973099), (13, 19833738), (26, 9916869), (29, 8890986), (31, 8317374), (39, 6611246), (58, 4445493), (62, 4158687), (78, 3305623), (87, 2963662), (93, 2772458), (174, 1481831), (186, 1386229), (377, 683922), (403, 639798), (754, 341961), (806, 319899), (899, 286806), (1131, 227974), (1209, 213266), (1798, 143403), (2262, 113987), (2418, 106633), (2697, 95602), (3677, 70122), (5394, 47801), (7354, 35061), (11031, 23374), (11687, 22062)]