221453992

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{229}}^1\times {\mathrm{1109}}^1$

素因数の和:1453

約数の個数: 32

約数和(自身を含む): 421245000

約数和(自身を除く): 199791008

約数列:

[1, 2, 4, 8, 109, 218, 229, 436, 458, 872, 916, 1109, 1832, 2218, 4436, 8872, 24961, 49922, 99844, 120881, 199688, 241762, 253961, 483524, 507922, 967048, 1015844, 2031688, 27681749, 55363498, 110726996, 221453992]

約数ペア:

[(1, 221453992), (2, 110726996), (4, 55363498), (8, 27681749), (109, 2031688), (218, 1015844), (229, 967048), (436, 507922), (458, 483524), (872, 253961), (916, 241762), (1109, 199688), (1832, 120881), (2218, 99844), (4436, 49922), (8872, 24961)]