828888921

素因数分解:

$3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{130267}}^1$

素因数の和:130381

約数の個数: 24

約数和(自身を含む): 1381882944

約数和(自身を除く): 552994023

約数列:

[1, 3, 7, 9, 21, 63, 101, 303, 707, 909, 2121, 6363, 130267, 390801, 911869, 1172403, 2735607, 8206821, 13156967, 39470901, 92098769, 118412703, 276296307, 828888921]

約数ペア:

[(1, 828888921), (3, 276296307), (7, 118412703), (9, 92098769), (21, 39470901), (63, 13156967), (101, 8206821), (303, 2735607), (707, 1172403), (909, 911869), (2121, 390801), (6363, 130267)]