311528056

素因数分解:

$2^3\times 7^1\times {\mathrm{487}}^1\times {\mathrm{11423}}^1$

素因数の和:11923

約数の個数: 32

約数和(自身を含む): 668989440

約数和(自身を除く): 357461384

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 487, 974, 1948, 3409, 3896, 6818, 11423, 13636, 22846, 27272, 45692, 79961, 91384, 159922, 319844, 639688, 5563001, 11126002, 22252004, 38941007, 44504008, 77882014, 155764028, 311528056]

約数ペア:

[(1, 311528056), (2, 155764028), (4, 77882014), (7, 44504008), (8, 38941007), (14, 22252004), (28, 11126002), (56, 5563001), (487, 639688), (974, 319844), (1948, 159922), (3409, 91384), (3896, 79961), (6818, 45692), (11423, 27272), (13636, 22846)]