28039305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2753}}^1$

素因数の和:2865

約数の個数: 32

約数和(自身を含む): 51819264

約数和(自身を除く): 23779959

約数列:

[1, 3, 5, 7, 15, 21, 35, 97, 105, 291, 485, 679, 1455, 2037, 2753, 3395, 8259, 10185, 13765, 19271, 41295, 57813, 96355, 267041, 289065, 801123, 1335205, 1869287, 4005615, 5607861, 9346435, 28039305]

約数ペア:

[(1, 28039305), (3, 9346435), (5, 5607861), (7, 4005615), (15, 1869287), (21, 1335205), (35, 801123), (97, 289065), (105, 267041), (291, 96355), (485, 57813), (679, 41295), (1455, 19271), (2037, 13765), (2753, 10185), (3395, 8259)]