147212905

素因数分解:

$5^1\times 7^2\times {\mathrm{227}}^1\times {\mathrm{2647}}^1$

素因数の和:2893

約数の個数: 24

約数和(自身を含む): 206480448

約数和(自身を除く): 59267543

約数列:

[1, 5, 7, 35, 49, 227, 245, 1135, 1589, 2647, 7945, 11123, 13235, 18529, 55615, 92645, 129703, 600869, 648515, 3004345, 4206083, 21030415, 29442581, 147212905]

約数ペア:

[(1, 147212905), (5, 29442581), (7, 21030415), (35, 4206083), (49, 3004345), (227, 648515), (245, 600869), (1135, 129703), (1589, 92645), (2647, 55615), (7945, 18529), (11123, 13235)]