51217005

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4099}}^1$

素因数の和:4138

約数の個数: 48

約数和(自身を含む): 100958400

約数和(自身を除く): 49741395

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 245, 255, 357, 595, 735, 833, 1785, 2499, 4099, 4165, 12297, 12495, 20495, 28693, 61485, 69683, 86079, 143465, 200851, 209049, 348415, 430395, 487781, 602553, 1004255, 1045245, 1463343, 2438905, 3012765, 3414467, 7316715, 10243401, 17072335, 51217005]

約数ペア:

[(1, 51217005), (3, 17072335), (5, 10243401), (7, 7316715), (15, 3414467), (17, 3012765), (21, 2438905), (35, 1463343), (49, 1045245), (51, 1004255), (85, 602553), (105, 487781), (119, 430395), (147, 348415), (245, 209049), (255, 200851), (357, 143465), (595, 86079), (735, 69683), (833, 61485), (1785, 28693), (2499, 20495), (4099, 12495), (4165, 12297)]