30121497

素因数分解:

$3^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{809}}^1$

素因数の和:1022

約数の個数: 32

約数和(自身を含む): 51321600

約数和(自身を除く): 21200103

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 197, 591, 809, 1379, 1773, 2427, 4137, 5319, 5663, 7281, 12411, 16989, 21843, 37233, 50967, 152901, 159373, 478119, 1115611, 1434357, 3346833, 4303071, 10040499, 30121497]

約数ペア:

[(1, 30121497), (3, 10040499), (7, 4303071), (9, 3346833), (21, 1434357), (27, 1115611), (63, 478119), (189, 159373), (197, 152901), (591, 50967), (809, 37233), (1379, 21843), (1773, 16989), (2427, 12411), (4137, 7281), (5319, 5663)]