207795178

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{509}}^1$

素因数の和:702

約数の個数: 32

約数和(自身を含む): 329598720

約数和(自身を除く): 121803542

約数列:

[1, 2, 43, 47, 86, 94, 101, 202, 509, 1018, 2021, 4042, 4343, 4747, 8686, 9494, 21887, 23923, 43774, 47846, 51409, 102818, 204121, 408242, 1028689, 2057378, 2210587, 2416223, 4421174, 4832446, 103897589, 207795178]

約数ペア:

[(1, 207795178), (2, 103897589), (43, 4832446), (47, 4421174), (86, 2416223), (94, 2210587), (101, 2057378), (202, 1028689), (509, 408242), (1018, 204121), (2021, 102818), (4042, 51409), (4343, 47846), (4747, 43774), (8686, 23923), (9494, 21887)]