16782525

素因数分解:

$3^3\times 5^2\times {\mathrm{23}}^2\times {\mathrm{47}}^1$

素因数の和:112

約数の個数: 72

約数和(自身を含む): 32914560

約数和(自身を除く): 16132035

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 47, 69, 75, 115, 135, 141, 207, 225, 235, 345, 423, 529, 575, 621, 675, 705, 1035, 1081, 1175, 1269, 1587, 1725, 2115, 2645, 3105, 3243, 3525, 4761, 5175, 5405, 6345, 7935, 9729, 10575, 13225, 14283, 15525, 16215, 23805, 24863, 27025, 29187, 31725, 39675, 48645, 71415, 74589, 81075, 119025, 124315, 145935, 223767, 243225, 357075, 372945, 621575, 671301, 729675, 1118835, 1864725, 3356505, 5594175, 16782525]

約数ペア:

[(1, 16782525), (3, 5594175), (5, 3356505), (9, 1864725), (15, 1118835), (23, 729675), (25, 671301), (27, 621575), (45, 372945), (47, 357075), (69, 243225), (75, 223767), (115, 145935), (135, 124315), (141, 119025), (207, 81075), (225, 74589), (235, 71415), (345, 48645), (423, 39675), (529, 31725), (575, 29187), (621, 27025), (675, 24863), (705, 23805), (1035, 16215), (1081, 15525), (1175, 14283), (1269, 13225), (1587, 10575), (1725, 9729), (2115, 7935), (2645, 6345), (3105, 5405), (3243, 5175), (3525, 4761)]