80388987

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{1279}}^1$

素因数の和:1403

約数の個数: 32

約数和(自身を含む): 127303680

約数和(自身を除く): 46914693

約数列:

[1, 3, 7, 21, 41, 73, 123, 219, 287, 511, 861, 1279, 1533, 2993, 3837, 8953, 8979, 20951, 26859, 52439, 62853, 93367, 157317, 280101, 367073, 653569, 1101219, 1960707, 3828047, 11484141, 26796329, 80388987]

約数ペア:

[(1, 80388987), (3, 26796329), (7, 11484141), (21, 3828047), (41, 1960707), (73, 1101219), (123, 653569), (219, 367073), (287, 280101), (511, 157317), (861, 93367), (1279, 62853), (1533, 52439), (2993, 26859), (3837, 20951), (8953, 8979)]