81889414

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{8747}}^1$

素因数の和:8931

約数の個数: 16

約数和(自身を含む): 127650816

約数和(自身を除く): 45761402

約数列:

[1, 2, 31, 62, 151, 302, 4681, 8747, 9362, 17494, 271157, 542314, 1320797, 2641594, 40944707, 81889414]

約数ペア:

[(1, 81889414), (2, 40944707), (31, 2641594), (62, 1320797), (151, 542314), (302, 271157), (4681, 17494), (8747, 9362)]