16830747

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{4421}}^1$

素因数の和:4480

約数の個数: 20

約数和(自身を含む): 25682976

約数和(自身を除く): 8852229

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 4421, 13263, 39789, 119367, 207787, 358101, 623361, 1870083, 5610249, 16830747]

約数ペア:

[(1, 16830747), (3, 5610249), (9, 1870083), (27, 623361), (47, 358101), (81, 207787), (141, 119367), (423, 39789), (1269, 13263), (3807, 4421)]