12021645

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 20127744

約数和(自身を除く): 8106099

約数列:

[1, 3, 5, 15, 31, 93, 103, 155, 251, 309, 465, 515, 753, 1255, 1545, 3193, 3765, 7781, 9579, 15965, 23343, 25853, 38905, 47895, 77559, 116715, 129265, 387795, 801443, 2404329, 4007215, 12021645]

約数ペア:

[(1, 12021645), (3, 4007215), (5, 2404329), (15, 801443), (31, 387795), (93, 129265), (103, 116715), (155, 77559), (251, 47895), (309, 38905), (465, 25853), (515, 23343), (753, 15965), (1255, 9579), (1545, 7781), (3193, 3765)]