3890445

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 6822144

約数和(自身を除く): 2931699

約数列:

[1, 3, 5, 13, 15, 39, 65, 71, 195, 213, 281, 355, 843, 923, 1065, 1405, 2769, 3653, 4215, 4615, 10959, 13845, 18265, 19951, 54795, 59853, 99755, 259363, 299265, 778089, 1296815, 3890445]

約数ペア:

[(1, 3890445), (3, 1296815), (5, 778089), (13, 299265), (15, 259363), (39, 99755), (65, 59853), (71, 54795), (195, 19951), (213, 18265), (281, 13845), (355, 10959), (843, 4615), (923, 4215), (1065, 3653), (1405, 2769)]