64368765

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 115088688

約数和(自身を除く): 50719923

約数列:

[1, 3, 5, 9, 15, 45, 53, 137, 159, 197, 265, 411, 477, 591, 685, 795, 985, 1233, 1773, 2055, 2385, 2955, 6165, 7261, 8865, 10441, 21783, 26989, 31323, 36305, 52205, 65349, 80967, 93969, 108915, 134945, 156615, 242901, 326745, 404835, 469845, 1214505, 1430417, 4291251, 7152085, 12873753, 21456255, 64368765]

約数ペア:

[(1, 64368765), (3, 21456255), (5, 12873753), (9, 7152085), (15, 4291251), (45, 1430417), (53, 1214505), (137, 469845), (159, 404835), (197, 326745), (265, 242901), (411, 156615), (477, 134945), (591, 108915), (685, 93969), (795, 80967), (985, 65349), (1233, 52205), (1773, 36305), (2055, 31323), (2385, 26989), (2955, 21783), (6165, 10441), (7261, 8865)]