81604367

素因数分解:

${\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1\times {\mathrm{281}}^1$

素因数の和:634

約数の個数: 16

約数和(自身を含む): 89540640

約数和(自身を除く): 7936273

約数列:

[1, 13, 89, 251, 281, 1157, 3263, 3653, 22339, 25009, 70531, 290407, 325117, 916903, 6277259, 81604367]

約数ペア:

[(1, 81604367), (13, 6277259), (89, 916903), (251, 325117), (281, 290407), (1157, 70531), (3263, 25009), (3653, 22339)]