207860315

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{541}}^1$

素因数の和:839

約数の個数: 32

約数和(自身を含む): 281909376

約数和(自身を除く): 74049061

約数列:

[1, 5, 13, 23, 65, 115, 257, 299, 541, 1285, 1495, 2705, 3341, 5911, 7033, 12443, 16705, 29555, 35165, 62215, 76843, 139037, 161759, 384215, 695185, 808795, 1807481, 3197851, 9037405, 15989255, 41572063, 207860315]

約数ペア:

[(1, 207860315), (5, 41572063), (13, 15989255), (23, 9037405), (65, 3197851), (115, 1807481), (257, 808795), (299, 695185), (541, 384215), (1285, 161759), (1495, 139037), (2705, 76843), (3341, 62215), (5911, 35165), (7033, 29555), (12443, 16705)]