212843945

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{7841}}^1$

素因数の和:7996

約数の個数: 16

約数和(自身を含む): 262550160

約数和(自身を除く): 49706215

約数列:

[1, 5, 61, 89, 305, 445, 5429, 7841, 27145, 39205, 478301, 697849, 2391505, 3489245, 42568789, 212843945]

約数ペア:

[(1, 212843945), (5, 42568789), (61, 3489245), (89, 2391505), (305, 697849), (445, 478301), (5429, 39205), (7841, 27145)]