9891153

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{6427}}^1$

素因数の和:6458

約数の個数: 20

約数和(自身を含む): 15555760

約数和(自身を除く): 5664607

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 6427, 19281, 57843, 122113, 173529, 366339, 520587, 1099017, 3297051, 9891153]

約数ペア:

[(1, 9891153), (3, 3297051), (9, 1099017), (19, 520587), (27, 366339), (57, 173529), (81, 122113), (171, 57843), (513, 19281), (1539, 6427)]