17727741

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{11519}}^1$

素因数の和:11550

約数の個数: 20

約数和(自身を含む): 27878400

約数和(自身を除く): 10150659

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 11519, 34557, 103671, 218861, 311013, 656583, 933039, 1969749, 5909247, 17727741]

約数ペア:

[(1, 17727741), (3, 5909247), (9, 1969749), (19, 933039), (27, 656583), (57, 311013), (81, 218861), (171, 103671), (513, 34557), (1539, 11519)]