71974994

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12757}}^1$

素因数の和:12810

約数の個数: 32

約数和(自身を含む): 137174016

約数和(自身を除く): 65199022

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 12757, 25514, 89299, 165841, 178598, 331682, 395467, 790934, 1160887, 2321774, 2768269, 5141071, 5536538, 10282142, 35987497, 71974994]

約数ペア:

[(1, 71974994), (2, 35987497), (7, 10282142), (13, 5536538), (14, 5141071), (26, 2768269), (31, 2321774), (62, 1160887), (91, 790934), (182, 395467), (217, 331682), (403, 178598), (434, 165841), (806, 89299), (2821, 25514), (5642, 12757)]