156978297

素因数分解:

$3^3\times 7^1\times {\mathrm{173}}^1\times {\mathrm{4801}}^1$

素因数の和:4990

約数の個数: 32

約数和(自身を含む): 267375360

約数和(自身を除く): 110397063

約数列:

[1, 3, 7, 9, 21, 27, 63, 173, 189, 519, 1211, 1557, 3633, 4671, 4801, 10899, 14403, 32697, 33607, 43209, 100821, 129627, 302463, 830573, 907389, 2491719, 5814011, 7475157, 17442033, 22425471, 52326099, 156978297]

約数ペア:

[(1, 156978297), (3, 52326099), (7, 22425471), (9, 17442033), (21, 7475157), (27, 5814011), (63, 2491719), (173, 907389), (189, 830573), (519, 302463), (1211, 129627), (1557, 100821), (3633, 43209), (4671, 33607), (4801, 32697), (10899, 14403)]