71645259

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1987}}^1$

素因数の和:2115

約数の個数: 32

約数和(自身を含む): 116798976

約数和(自身を除く): 45153717

約数列:

[1, 3, 7, 17, 21, 51, 101, 119, 303, 357, 707, 1717, 1987, 2121, 5151, 5961, 12019, 13909, 33779, 36057, 41727, 101337, 200687, 236453, 602061, 709359, 1404809, 3411679, 4214427, 10235037, 23881753, 71645259]

約数ペア:

[(1, 71645259), (3, 23881753), (7, 10235037), (17, 4214427), (21, 3411679), (51, 1404809), (101, 709359), (119, 602061), (303, 236453), (357, 200687), (707, 101337), (1717, 41727), (1987, 36057), (2121, 33779), (5151, 13909), (5961, 12019)]