49494949

素因数分解:

$7^2\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:325

約数の個数: 24

約数和(自身を含む): 59372568

約数和(自身を除く): 9877619

約数列:

[1, 7, 49, 73, 101, 137, 511, 707, 959, 3577, 4949, 6713, 7373, 10001, 13837, 51611, 70007, 96859, 361277, 490049, 678013, 1010101, 7070707, 49494949]

約数ペア:

[(1, 49494949), (7, 7070707), (49, 1010101), (73, 678013), (101, 490049), (137, 361277), (511, 96859), (707, 70007), (959, 51611), (3577, 13837), (4949, 10001), (6713, 7373)]