90145965

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{66041}}^1$

素因数の和:66069

約数の個数: 32

約数和(自身を含む): 177520896

約数和(自身を除く): 87374931

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 66041, 198123, 330205, 462287, 858533, 990615, 1386861, 2311435, 2575599, 4292665, 6009731, 6934305, 12877995, 18029193, 30048655, 90145965]

約数ペア:

[(1, 90145965), (3, 30048655), (5, 18029193), (7, 12877995), (13, 6934305), (15, 6009731), (21, 4292665), (35, 2575599), (39, 2311435), (65, 1386861), (91, 990615), (105, 858533), (195, 462287), (273, 330205), (455, 198123), (1365, 66041)]