90109509

素因数分解:

$3^1\times 7^1\times {\mathrm{1993}}^1\times {\mathrm{2153}}^1$

素因数の和:4156

約数の個数: 16

約数和(自身を含む): 137442432

約数和(自身を除く): 47332923

約数列:

[1, 3, 7, 21, 1993, 2153, 5979, 6459, 13951, 15071, 41853, 45213, 4290929, 12872787, 30036503, 90109509]

約数ペア:

[(1, 90109509), (3, 30036503), (7, 12872787), (21, 4290929), (1993, 45213), (2153, 41853), (5979, 15071), (6459, 13951)]