30987117

素因数分解:

$3^5\times 7^1\times {\mathrm{18217}}^1$

素因数の和:18239

約数の個数: 24

約数和(自身を含む): 53050816

約数和(自身を除く): 22063699

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 18217, 54651, 127519, 163953, 382557, 491859, 1147671, 1475577, 3443013, 4426731, 10329039, 30987117]

約数ペア:

[(1, 30987117), (3, 10329039), (7, 4426731), (9, 3443013), (21, 1475577), (27, 1147671), (63, 491859), (81, 382557), (189, 163953), (243, 127519), (567, 54651), (1701, 18217)]