389052456

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1246963}}^1$

素因数の和:1246985

約数の個数: 32

約数和(自身を含む): 1047449760

約数和(自身を除く): 658397304

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 1246963, 2493926, 3740889, 4987852, 7481778, 9975704, 14963556, 16210519, 29927112, 32421038, 48631557, 64842076, 97263114, 129684152, 194526228, 389052456]

約数ペア:

[(1, 389052456), (2, 194526228), (3, 129684152), (4, 97263114), (6, 64842076), (8, 48631557), (12, 32421038), (13, 29927112), (24, 16210519), (26, 14963556), (39, 9975704), (52, 7481778), (78, 4987852), (104, 3740889), (156, 2493926), (312, 1246963)]