207905425

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{91387}}^1$

素因数の和:91417

約数の個数: 24

約数和(自身を含む): 317299136

約数和(自身を除く): 109393711

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 2275, 91387, 456935, 639709, 1188031, 2284675, 3198545, 5940155, 8316217, 15992725, 29700775, 41581085, 207905425]

約数ペア:

[(1, 207905425), (5, 41581085), (7, 29700775), (13, 15992725), (25, 8316217), (35, 5940155), (65, 3198545), (91, 2284675), (175, 1188031), (325, 639709), (455, 456935), (2275, 91387)]