1901845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{229}}^1$

素因数の和:396

約数の個数: 16

約数和(自身を含む): 2517120

約数和(自身を除く): 615275

約数列:

[1, 5, 11, 55, 151, 229, 755, 1145, 1661, 2519, 8305, 12595, 34579, 172895, 380369, 1901845]

約数ペア:

[(1, 1901845), (5, 380369), (11, 172895), (55, 34579), (151, 12595), (229, 8305), (755, 2519), (1145, 1661)]