256215401832

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{821203211}}^1$

素因数の和:821203233

約数の個数: 32

約数和(自身を含む): 689810698080

約数和(自身を除く): 433595296248

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 821203211, 1642406422, 2463609633, 3284812844, 4927219266, 6569625688, 9854438532, 10675641743, 19708877064, 21351283486, 32026925229, 42702566972, 64053850458, 85405133944, 128107700916, 256215401832]

約数ペア:

[(1, 256215401832), (2, 128107700916), (3, 85405133944), (4, 64053850458), (6, 42702566972), (8, 32026925229), (12, 21351283486), (13, 19708877064), (24, 10675641743), (26, 9854438532), (39, 6569625688), (52, 4927219266), (78, 3284812844), (104, 2463609633), (156, 1642406422), (312, 821203211)]