261843864

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{574219}}^1$

素因数の和:574247

約数の個数: 32

約数和(自身を含む): 689064000

約数和(自身を除く): 427220136

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 456, 574219, 1148438, 1722657, 2296876, 3445314, 4593752, 6890628, 10910161, 13781256, 21820322, 32730483, 43640644, 65460966, 87281288, 130921932, 261843864]

約数ペア:

[(1, 261843864), (2, 130921932), (3, 87281288), (4, 65460966), (6, 43640644), (8, 32730483), (12, 21820322), (19, 13781256), (24, 10910161), (38, 6890628), (57, 4593752), (76, 3445314), (114, 2296876), (152, 1722657), (228, 1148438), (456, 574219)]