127991199

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{1259}}^1$

素因数の和:1419

約数の個数: 32

約数和(自身を含む): 201277440

約数和(自身を除く): 73286241

約数列:

[1, 3, 7, 21, 47, 103, 141, 309, 329, 721, 987, 1259, 2163, 3777, 4841, 8813, 14523, 26439, 33887, 59173, 101661, 129677, 177519, 389031, 414211, 907739, 1242633, 2723217, 6094819, 18284457, 42663733, 127991199]

約数ペア:

[(1, 127991199), (3, 42663733), (7, 18284457), (21, 6094819), (47, 2723217), (103, 1242633), (141, 907739), (309, 414211), (329, 389031), (721, 177519), (987, 129677), (1259, 101661), (2163, 59173), (3777, 33887), (4841, 26439), (8813, 14523)]