28273089

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{4801}}^1$

素因数の和:4968

約数の個数: 16

約数和(自身を含む): 40874624

約数和(自身を除く): 12601535

約数列:

[1, 3, 13, 39, 151, 453, 1963, 4801, 5889, 14403, 62413, 187239, 724951, 2174853, 9424363, 28273089]

約数ペア:

[(1, 28273089), (3, 9424363), (13, 2174853), (39, 724951), (151, 187239), (453, 62413), (1963, 14403), (4801, 5889)]