2788891623

素因数分解:

$3^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{163351}}^1$

素因数の和:163635

約数の個数: 24

約数和(自身を含む): 4620901376

約数和(自身を除く): 1832009753

約数列:

[1, 3, 7, 9, 21, 63, 271, 813, 1897, 2439, 5691, 17073, 163351, 490053, 1143457, 1470159, 3430371, 10291113, 44268121, 132804363, 309876847, 398413089, 929630541, 2788891623]

約数ペア:

[(1, 2788891623), (3, 929630541), (7, 398413089), (9, 309876847), (21, 132804363), (63, 44268121), (271, 10291113), (813, 3430371), (1897, 1470159), (2439, 1143457), (5691, 490053), (17073, 163351)]