189954153

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{123427}}^1$

素因数の和:123458

約数の個数: 20

約数和(自身を含む): 298695760

約数和(自身を除く): 108741607

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 123427, 370281, 1110843, 2345113, 3332529, 7035339, 9997587, 21106017, 63318051, 189954153]

約数ペア:

[(1, 189954153), (3, 63318051), (9, 21106017), (19, 9997587), (27, 7035339), (57, 3332529), (81, 2345113), (171, 1110843), (513, 370281), (1539, 123427)]