1689005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{773}}^1$

素因数の和:820

約数の個数: 16

約数和(自身を含む): 2229120

約数和(自身を除く): 540115

約数列:

[1, 5, 19, 23, 95, 115, 437, 773, 2185, 3865, 14687, 17779, 73435, 88895, 337801, 1689005]

約数ペア:

[(1, 1689005), (5, 337801), (19, 88895), (23, 73435), (95, 17779), (115, 14687), (437, 3865), (773, 2185)]