3946975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:315

約数の個数: 24

約数和(自身を含む): 5343408

約数和(自身を除く): 1396433

約数列:

[1, 5, 17, 25, 37, 85, 185, 251, 425, 629, 925, 1255, 3145, 4267, 6275, 9287, 15725, 21335, 46435, 106675, 157879, 232175, 789395, 3946975]

約数ペア:

[(1, 3946975), (5, 789395), (17, 232175), (25, 157879), (37, 106675), (85, 46435), (185, 21335), (251, 15725), (425, 9287), (629, 6275), (925, 4267), (1255, 3145)]