68142151

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{991}}^1$

素因数の和:1075

約数の個数: 32

約数和(自身を含む): 91422720

約数和(自身を除く): 23280569

約数列:

[1, 7, 11, 19, 47, 77, 133, 209, 329, 517, 893, 991, 1463, 3619, 6251, 6937, 9823, 10901, 18829, 46577, 68761, 76307, 131803, 207119, 326039, 512347, 884963, 1449833, 3586429, 6194741, 9734593, 68142151]

約数ペア:

[(1, 68142151), (7, 9734593), (11, 6194741), (19, 3586429), (47, 1449833), (77, 884963), (133, 512347), (209, 326039), (329, 207119), (517, 131803), (893, 76307), (991, 68761), (1463, 46577), (3619, 18829), (6251, 10901), (6937, 9823)]