2620795821

素因数分解:

$3^1\times 7^2\times {\mathrm{1907}}^1\times {\mathrm{9349}}^1$

素因数の和:11273

約数の個数: 24

約数和(自身を含む): 4067474400

約数和(自身を除く): 1446678579

約数列:

[1, 3, 7, 21, 49, 147, 1907, 5721, 9349, 13349, 28047, 40047, 65443, 93443, 196329, 280329, 458101, 1374303, 17828543, 53485629, 124799801, 374399403, 873598607, 2620795821]

約数ペア:

[(1, 2620795821), (3, 873598607), (7, 374399403), (21, 124799801), (49, 53485629), (147, 17828543), (1907, 1374303), (5721, 458101), (9349, 280329), (13349, 196329), (28047, 93443), (40047, 65443)]