18218996901

素因数分解:

$3^3\times 7^1\times {\mathrm{1481}}^1\times {\mathrm{65089}}^1$

素因数の和:66586

約数の個数: 32

約数和(自身を含む): 30868281600

約数和(自身を除く): 12649284699

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1481, 4443, 10367, 13329, 31101, 39987, 65089, 93303, 195267, 279909, 455623, 585801, 1366869, 1757403, 4100607, 12301821, 96396809, 289190427, 674777663, 867571281, 2024332989, 2602713843, 6072998967, 18218996901]

約数ペア:

[(1, 18218996901), (3, 6072998967), (7, 2602713843), (9, 2024332989), (21, 867571281), (27, 674777663), (63, 289190427), (189, 96396809), (1481, 12301821), (4443, 4100607), (10367, 1757403), (13329, 1366869), (31101, 585801), (39987, 455623), (65089, 279909), (93303, 195267)]