56978019

素因数分解:

$3^3\times 7^1\times {\mathrm{301471}}^1$

素因数の和:301487

約数の個数: 16

約数和(自身を含む): 96471040

約数和(自身を除く): 39493021

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 301471, 904413, 2110297, 2713239, 6330891, 8139717, 18992673, 56978019]

約数ペア:

[(1, 56978019), (3, 18992673), (7, 8139717), (9, 6330891), (21, 2713239), (27, 2110297), (63, 904413), (189, 301471)]