207980578

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1\times {\mathrm{269}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 341288640

約数和(自身を除く): 133308062

約数列:

[1, 2, 13, 26, 131, 227, 262, 269, 454, 538, 1703, 2951, 3406, 3497, 5902, 6994, 29737, 35239, 59474, 61063, 70478, 122126, 386581, 458107, 773162, 793819, 916214, 1587638, 7999253, 15998506, 103990289, 207980578]

約数ペア:

[(1, 207980578), (2, 103990289), (13, 15998506), (26, 7999253), (131, 1587638), (227, 916214), (262, 793819), (269, 773162), (454, 458107), (538, 386581), (1703, 122126), (2951, 70478), (3406, 61063), (3497, 59474), (5902, 35239), (6994, 29737)]