518185890292

素因数分解:

$2^2\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1847}}^1\times {\mathrm{20407}}^1$

素因数の和:22756

約数の個数: 48

約数和(自身を含む): 1039095687168

約数和(自身を除く): 520909796876

約数列:

[1, 2, 4, 7, 14, 28, 491, 982, 1847, 1964, 3437, 3694, 6874, 7388, 12929, 13748, 20407, 25858, 40814, 51716, 81628, 142849, 285698, 571396, 906877, 1813754, 3627508, 6348139, 10019837, 12696278, 20039674, 25392556, 37691729, 40079348, 70138859, 75383458, 140277718, 150766916, 263842103, 280555436, 527684206, 1055368412, 18506638939, 37013277878, 74026555756, 129546472573, 259092945146, 518185890292]

約数ペア:

[(1, 518185890292), (2, 259092945146), (4, 129546472573), (7, 74026555756), (14, 37013277878), (28, 18506638939), (491, 1055368412), (982, 527684206), (1847, 280555436), (1964, 263842103), (3437, 150766916), (3694, 140277718), (6874, 75383458), (7388, 70138859), (12929, 40079348), (13748, 37691729), (20407, 25392556), (25858, 20039674), (40814, 12696278), (51716, 10019837), (81628, 6348139), (142849, 3627508), (285698, 1813754), (571396, 906877)]