51971498

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:374

約数の個数: 32

約数和(自身を含む): 84456000

約数和(自身を除く): 32484502

約数列:

[1, 2, 19, 38, 67, 134, 137, 149, 274, 298, 1273, 2546, 2603, 2831, 5206, 5662, 9179, 9983, 18358, 19966, 20413, 40826, 174401, 189677, 348802, 379354, 387847, 775694, 1367671, 2735342, 25985749, 51971498]

約数ペア:

[(1, 51971498), (2, 25985749), (19, 2735342), (38, 1367671), (67, 775694), (134, 387847), (137, 379354), (149, 348802), (274, 189677), (298, 174401), (1273, 40826), (2546, 20413), (2603, 19966), (2831, 18358), (5206, 9983), (5662, 9179)]