31247386

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:318

約数の個数: 32

約数和(自身を含む): 50803200

約数和(自身を除く): 19555814

約数列:

[1, 2, 23, 46, 47, 94, 97, 149, 194, 298, 1081, 2162, 2231, 3427, 4462, 4559, 6854, 7003, 9118, 14006, 14453, 28906, 104857, 161069, 209714, 322138, 332419, 664838, 679291, 1358582, 15623693, 31247386]

約数ペア:

[(1, 31247386), (2, 15623693), (23, 1358582), (46, 679291), (47, 664838), (94, 332419), (97, 322138), (149, 209714), (194, 161069), (298, 104857), (1081, 28906), (2162, 14453), (2231, 14006), (3427, 9118), (4462, 7003), (4559, 6854)]