68512418

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{509}}^1$

素因数の和:722

約数の個数: 32

約数和(自身を含む): 115153920

約数和(自身を除く): 46641502

約数列:

[1, 2, 13, 26, 31, 62, 167, 334, 403, 509, 806, 1018, 2171, 4342, 5177, 6617, 10354, 13234, 15779, 31558, 67301, 85003, 134602, 170006, 205127, 410254, 1105039, 2210078, 2635093, 5270186, 34256209, 68512418]

約数ペア:

[(1, 68512418), (2, 34256209), (13, 5270186), (26, 2635093), (31, 2210078), (62, 1105039), (167, 410254), (334, 205127), (403, 170006), (509, 134602), (806, 85003), (1018, 67301), (2171, 31558), (4342, 15779), (5177, 13234), (6617, 10354)]