13379905

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1511}}^1$

素因数の和:1557

約数の個数: 32

約数和(自身を含む): 20901888

約数和(自身を除く): 7521983

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 115, 161, 253, 385, 805, 1265, 1511, 1771, 7555, 8855, 10577, 16621, 34753, 52885, 83105, 116347, 173765, 243271, 382283, 581735, 1216355, 1911415, 2675981, 13379905]

約数ペア:

[(1, 13379905), (5, 2675981), (7, 1911415), (11, 1216355), (23, 581735), (35, 382283), (55, 243271), (77, 173765), (115, 116347), (161, 83105), (253, 52885), (385, 34753), (805, 16621), (1265, 10577), (1511, 8855), (1771, 7555)]