30947427

素因数分解:

$3^4\times 7^1\times {\mathrm{54581}}^1$

素因数の和:54600

約数の個数: 20

約数和(自身を含む): 52835376

約数和(自身を除く): 21887949

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 54581, 163743, 382067, 491229, 1146201, 1473687, 3438603, 4421061, 10315809, 30947427]

約数ペア:

[(1, 30947427), (3, 10315809), (7, 4421061), (9, 3438603), (21, 1473687), (27, 1146201), (63, 491229), (81, 382067), (189, 163743), (567, 54581)]