90405693

素因数分解:

$3^3\times 7^1\times {\mathrm{211}}^1\times {\mathrm{2267}}^1$

素因数の和:2494

約数の個数: 32

約数和(自身を含む): 153861120

約数和(自身を除く): 63455427

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 211, 633, 1477, 1899, 2267, 4431, 5697, 6801, 13293, 15869, 20403, 39879, 47607, 61209, 142821, 428463, 478337, 1435011, 3348359, 4305033, 10045077, 12915099, 30135231, 90405693]

約数ペア:

[(1, 90405693), (3, 30135231), (7, 12915099), (9, 10045077), (21, 4305033), (27, 3348359), (63, 1435011), (189, 478337), (211, 428463), (633, 142821), (1477, 61209), (1899, 47607), (2267, 39879), (4431, 20403), (5697, 15869), (6801, 13293)]