87279227

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{8887}}^1$

素因数の和:8978

約数の個数: 16

約数和(自身を含む): 105802752

約数和(自身を除く): 18523525

約数列:

[1, 7, 23, 61, 161, 427, 1403, 8887, 9821, 62209, 204401, 542107, 1430807, 3794749, 12468461, 87279227]

約数ペア:

[(1, 87279227), (7, 12468461), (23, 3794749), (61, 1430807), (161, 542107), (427, 204401), (1403, 62209), (8887, 9821)]