68517285

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{5081}}^1$

素因数の和:5149

約数の個数: 32

約数和(自身を含む): 117089280

約数和(自身を除く): 48571995

約数列:

[1, 3, 5, 15, 29, 31, 87, 93, 145, 155, 435, 465, 899, 2697, 4495, 5081, 13485, 15243, 25405, 76215, 147349, 157511, 442047, 472533, 736745, 787555, 2210235, 2362665, 4567819, 13703457, 22839095, 68517285]

約数ペア:

[(1, 68517285), (3, 22839095), (5, 13703457), (15, 4567819), (29, 2362665), (31, 2210235), (87, 787555), (93, 736745), (145, 472533), (155, 442047), (435, 157511), (465, 147349), (899, 76215), (2697, 25405), (4495, 15243), (5081, 13485)]