51561855

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{39511}}^1$

素因数の和:39551

約数の個数: 24

約数和(自身を含む): 92458080

約数和(自身を除く): 40896225

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 39511, 118533, 197555, 355599, 592665, 1145819, 1777995, 3437457, 5729095, 10312371, 17187285, 51561855]

約数ペア:

[(1, 51561855), (3, 17187285), (5, 10312371), (9, 5729095), (15, 3437457), (29, 1777995), (45, 1145819), (87, 592665), (145, 355599), (261, 197555), (435, 118533), (1305, 39511)]