268657816

素因数分解:

$2^3\times 7^1\times {\mathrm{431}}^1\times {\mathrm{11131}}^1$

素因数の和:11575

約数の個数: 32

約数和(自身を含む): 577082880

約数和(自身を除く): 308425064

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 431, 862, 1724, 3017, 3448, 6034, 11131, 12068, 22262, 24136, 44524, 77917, 89048, 155834, 311668, 623336, 4797461, 9594922, 19189844, 33582227, 38379688, 67164454, 134328908, 268657816]

約数ペア:

[(1, 268657816), (2, 134328908), (4, 67164454), (7, 38379688), (8, 33582227), (14, 19189844), (28, 9594922), (56, 4797461), (431, 623336), (862, 311668), (1724, 155834), (3017, 89048), (3448, 77917), (6034, 44524), (11131, 24136), (12068, 22262)]