628045

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{601}}^1$

素因数の和:636

約数の個数: 16

約数和(自身を含む): 866880

約数和(自身を除く): 238835

約数列:

[1, 5, 11, 19, 55, 95, 209, 601, 1045, 3005, 6611, 11419, 33055, 57095, 125609, 628045]

約数ペア:

[(1, 628045), (5, 125609), (11, 57095), (19, 33055), (55, 11419), (95, 6611), (209, 3005), (601, 1045)]