15942311

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:695

約数の個数: 32

約数和(自身を含む): 22187520

約数和(自身を除く): 6245209

約数列:

[1, 7, 11, 17, 19, 77, 119, 133, 187, 209, 323, 641, 1309, 1463, 2261, 3553, 4487, 7051, 10897, 12179, 24871, 49357, 76279, 85253, 119867, 133969, 207043, 839069, 937783, 1449301, 2277473, 15942311]

約数ペア:

[(1, 15942311), (7, 2277473), (11, 1449301), (17, 937783), (19, 839069), (77, 207043), (119, 133969), (133, 119867), (187, 85253), (209, 76279), (323, 49357), (641, 24871), (1309, 12179), (1463, 10897), (2261, 7051), (3553, 4487)]