64386765

素因数分解:

$3^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1979}}^1$

素因数の和:2234

約数の個数: 32

約数和(自身を含む): 114998400

約数和(自身を除く): 50611635

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 241, 723, 1205, 1979, 2169, 3615, 5937, 6507, 9895, 10845, 17811, 29685, 32535, 53433, 89055, 267165, 476939, 1430817, 2384695, 4292451, 7154085, 12877353, 21462255, 64386765]

約数ペア:

[(1, 64386765), (3, 21462255), (5, 12877353), (9, 7154085), (15, 4292451), (27, 2384695), (45, 1430817), (135, 476939), (241, 267165), (723, 89055), (1205, 53433), (1979, 32535), (2169, 29685), (3615, 17811), (5937, 10845), (6507, 9895)]