400289065

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{28319}}^1$

素因数の和:28592

約数の個数: 16

約数和(自身を含む): 526072320

約数和(自身を除く): 125783255

約数列:

[1, 5, 11, 55, 257, 1285, 2827, 14135, 28319, 141595, 311509, 1557545, 7277983, 36389915, 80057813, 400289065]

約数ペア:

[(1, 400289065), (5, 80057813), (11, 36389915), (55, 7277983), (257, 1557545), (1285, 311509), (2827, 141595), (14135, 28319)]