1247337685

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{12239}}^1$

素因数の和:12381

約数の個数: 32

約数和(自身を含む): 1744934400

約数和(自身を除く): 497596715

約数列:

[1, 5, 11, 17, 55, 85, 109, 187, 545, 935, 1199, 1853, 5995, 9265, 12239, 20383, 61195, 101915, 134629, 208063, 673145, 1040315, 1334051, 2288693, 6670255, 11443465, 14674561, 22678867, 73372805, 113394335, 249467537, 1247337685]

約数ペア:

[(1, 1247337685), (5, 249467537), (11, 113394335), (17, 73372805), (55, 22678867), (85, 14674561), (109, 11443465), (187, 6670255), (545, 2288693), (935, 1334051), (1199, 1040315), (1853, 673145), (5995, 208063), (9265, 134629), (12239, 101915), (20383, 61195)]