15704755

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 21712896

約数和(自身を除く): 6008141

約数列:

[1, 5, 11, 31, 55, 61, 151, 155, 305, 341, 671, 755, 1661, 1705, 1891, 3355, 4681, 8305, 9211, 9455, 20801, 23405, 46055, 51491, 101321, 104005, 257455, 285541, 506605, 1427705, 3140951, 15704755]

約数ペア:

[(1, 15704755), (5, 3140951), (11, 1427705), (31, 506605), (55, 285541), (61, 257455), (151, 104005), (155, 101321), (305, 51491), (341, 46055), (671, 23405), (755, 20801), (1661, 9455), (1705, 9211), (1891, 8305), (3355, 4681)]