12542475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 23641344

約数和(自身を除く): 11098869

約数列:

[1, 3, 5, 11, 15, 23, 25, 33, 55, 69, 75, 115, 165, 253, 275, 345, 575, 661, 759, 825, 1265, 1725, 1983, 3305, 3795, 6325, 7271, 9915, 15203, 16525, 18975, 21813, 36355, 45609, 49575, 76015, 109065, 167233, 181775, 228045, 380075, 501699, 545325, 836165, 1140225, 2508495, 4180825, 12542475]

約数ペア:

[(1, 12542475), (3, 4180825), (5, 2508495), (11, 1140225), (15, 836165), (23, 545325), (25, 501699), (33, 380075), (55, 228045), (69, 181775), (75, 167233), (115, 109065), (165, 76015), (253, 49575), (275, 45609), (345, 36355), (575, 21813), (661, 18975), (759, 16525), (825, 15203), (1265, 9915), (1725, 7271), (1983, 6325), (3305, 3795)]