40642749

素因数分解:

$3^3\times 7^1\times {\mathrm{359}}^1\times {\mathrm{599}}^1$

素因数の和:974

約数の個数: 32

約数和(自身を含む): 69120000

約数和(自身を除く): 28477251

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 359, 599, 1077, 1797, 2513, 3231, 4193, 5391, 7539, 9693, 12579, 16173, 22617, 37737, 67851, 113211, 215041, 645123, 1505287, 1935369, 4515861, 5806107, 13547583, 40642749]

約数ペア:

[(1, 40642749), (3, 13547583), (7, 5806107), (9, 4515861), (21, 1935369), (27, 1505287), (63, 645123), (189, 215041), (359, 113211), (599, 67851), (1077, 37737), (1797, 22617), (2513, 16173), (3231, 12579), (4193, 9693), (5391, 7539)]