27894975

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 48901632

約数和(自身を除く): 21006657

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 103, 115, 157, 309, 345, 471, 515, 575, 785, 1545, 1725, 2355, 2369, 2575, 3611, 3925, 7107, 7725, 10833, 11775, 11845, 16171, 18055, 35535, 48513, 54165, 59225, 80855, 90275, 177675, 242565, 270825, 371933, 404275, 1115799, 1212825, 1859665, 5578995, 9298325, 27894975]

約数ペア:

[(1, 27894975), (3, 9298325), (5, 5578995), (15, 1859665), (23, 1212825), (25, 1115799), (69, 404275), (75, 371933), (103, 270825), (115, 242565), (157, 177675), (309, 90275), (345, 80855), (471, 59225), (515, 54165), (575, 48513), (785, 35535), (1545, 18055), (1725, 16171), (2355, 11845), (2369, 11775), (2575, 10833), (3611, 7725), (3925, 7107)]