261056704

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{131581}}^1$

素因数の和:131624

約数の個数: 28

約数和(自身を含む): 534749248

約数和(自身を除く): 273692544

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 131581, 263162, 526324, 1052648, 2105296, 4079011, 4210592, 8158022, 8421184, 16316044, 32632088, 65264176, 130528352, 261056704]

約数ペア:

[(1, 261056704), (2, 130528352), (4, 65264176), (8, 32632088), (16, 16316044), (31, 8421184), (32, 8158022), (62, 4210592), (64, 4079011), (124, 2105296), (248, 1052648), (496, 526324), (992, 263162), (1984, 131581)]