138768957

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{36451}}^1$

素因数の和:36510

約数の個数: 20

約数和(自身を含む): 211713216

約数和(自身を除く): 72944259

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 36451, 109353, 328059, 984177, 1713197, 2952531, 5139591, 15418773, 46256319, 138768957]

約数ペア:

[(1, 138768957), (3, 46256319), (9, 15418773), (27, 5139591), (47, 2952531), (81, 1713197), (141, 984177), (423, 328059), (1269, 109353), (3807, 36451)]