1855246465

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{313}}^1\times {\mathrm{509}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 2386726560

約数和(自身を除く): 531480095

約数列:

[1, 5, 17, 85, 137, 313, 509, 685, 1565, 2329, 2545, 5321, 8653, 11645, 26605, 42881, 43265, 69733, 159317, 214405, 348665, 728977, 796585, 1185461, 2708389, 3644885, 5927305, 13541945, 21826429, 109132145, 371049293, 1855246465]

約数ペア:

[(1, 1855246465), (5, 371049293), (17, 109132145), (85, 21826429), (137, 13541945), (313, 5927305), (509, 3644885), (685, 2708389), (1565, 1185461), (2329, 796585), (2545, 728977), (5321, 348665), (8653, 214405), (11645, 159317), (26605, 69733), (42881, 43265)]