15401978

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:230

約数の個数: 32

約数和(自身を含む): 25062912

約数和(自身を除く): 9660934

約数列:

[1, 2, 31, 41, 62, 73, 82, 83, 146, 166, 1271, 2263, 2542, 2573, 2993, 3403, 4526, 5146, 5986, 6059, 6806, 12118, 92783, 105493, 185566, 187829, 210986, 248419, 375658, 496838, 7700989, 15401978]

約数ペア:

[(1, 15401978), (2, 7700989), (31, 496838), (41, 375658), (62, 248419), (73, 210986), (82, 187829), (83, 185566), (146, 105493), (166, 92783), (1271, 12118), (2263, 6806), (2542, 6059), (2573, 5986), (2993, 5146), (3403, 4526)]