87248973

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{601}}^1$

素因数の和:865

約数の個数: 32

約数和(自身を含む): 138084352

約数和(自身を除く): 50835379

約数列:

[1, 3, 7, 21, 31, 93, 217, 223, 601, 651, 669, 1561, 1803, 4207, 4683, 6913, 12621, 18631, 20739, 48391, 55893, 130417, 134023, 145173, 391251, 402069, 938161, 2814483, 4154713, 12464139, 29082991, 87248973]

約数ペア:

[(1, 87248973), (3, 29082991), (7, 12464139), (21, 4154713), (31, 2814483), (93, 938161), (217, 402069), (223, 391251), (601, 145173), (651, 134023), (669, 130417), (1561, 55893), (1803, 48391), (4207, 20739), (4683, 18631), (6913, 12621)]