17939274815

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1091}}^1\times {\mathrm{42709}}^1$

素因数の和:43823

約数の個数: 32

約数和(自身を含む): 26864248320

約数和(自身を除く): 8924973505

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 1091, 5455, 7637, 12001, 38185, 42709, 60005, 84007, 213545, 298963, 420035, 469799, 1494815, 2348995, 3288593, 16442965, 46595519, 232977595, 326168633, 512550709, 1630843165, 2562753545, 3587854963, 17939274815]

約数ペア:

[(1, 17939274815), (5, 3587854963), (7, 2562753545), (11, 1630843165), (35, 512550709), (55, 326168633), (77, 232977595), (385, 46595519), (1091, 16442965), (5455, 3288593), (7637, 2348995), (12001, 1494815), (38185, 469799), (42709, 420035), (60005, 298963), (84007, 213545)]