13781159

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:410

約数の個数: 16

約数和(自身を含む): 16161600

約数和(自身を除く): 2380441

約数列:

[1, 7, 73, 149, 181, 511, 1043, 1267, 10877, 13213, 26969, 76139, 92491, 188783, 1968737, 13781159]

約数ペア:

[(1, 13781159), (7, 1968737), (73, 188783), (149, 92491), (181, 76139), (511, 26969), (1043, 13213), (1267, 10877)]