216907495

素因数分解:

$5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{41593}}^1$

素因数の和:41754

約数の個数: 16

約数和(自身を含む): 299476800

約数和(自身を除く): 82569305

約数列:

[1, 5, 7, 35, 149, 745, 1043, 5215, 41593, 207965, 291151, 1455755, 6197357, 30986785, 43381499, 216907495]

約数ペア:

[(1, 216907495), (5, 43381499), (7, 30986785), (35, 6197357), (149, 1455755), (745, 291151), (1043, 207965), (5215, 41593)]