12689522013

素因数分解:

$3^1\times 7^3\times {\mathrm{12331897}}^1$

素因数の和:12331921

約数の個数: 16

約数和(自身を含む): 19731036800

約数和(自身を除く): 7041514787

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 12331897, 36995691, 86323279, 258969837, 604262953, 1812788859, 4229840671, 12689522013]

約数ペア:

[(1, 12689522013), (3, 4229840671), (7, 1812788859), (21, 604262953), (49, 258969837), (147, 86323279), (343, 36995691), (1029, 12331897)]