28218369515

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{383}}^1\times {\mathrm{51343}}^1$

素因数の和:51779

約数の個数: 32

約数和(自身を含む): 39747649536

約数和(自身を除く): 11529280021

約数列:

[1, 5, 7, 35, 41, 205, 287, 383, 1435, 1915, 2681, 13405, 15703, 51343, 78515, 109921, 256715, 359401, 549605, 1797005, 2105063, 10525315, 14735441, 19664369, 73677205, 98321845, 137650583, 688252915, 806239129, 4031195645, 5643673903, 28218369515]

約数ペア:

[(1, 28218369515), (5, 5643673903), (7, 4031195645), (35, 806239129), (41, 688252915), (205, 137650583), (287, 98321845), (383, 73677205), (1435, 19664369), (1915, 14735441), (2681, 10525315), (13405, 2105063), (15703, 1797005), (51343, 549605), (78515, 359401), (109921, 256715)]