51604749

素因数分解:

$3^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1993}}^1$

素因数の和:2146

約数の個数: 32

約数和(自身を含む): 88055040

約数和(自身を除く): 36450291

約数列:

[1, 3, 7, 9, 21, 27, 63, 137, 189, 411, 959, 1233, 1993, 2877, 3699, 5979, 8631, 13951, 17937, 25893, 41853, 53811, 125559, 273041, 376677, 819123, 1911287, 2457369, 5733861, 7372107, 17201583, 51604749]

約数ペア:

[(1, 51604749), (3, 17201583), (7, 7372107), (9, 5733861), (21, 2457369), (27, 1911287), (63, 819123), (137, 376677), (189, 273041), (411, 125559), (959, 53811), (1233, 41853), (1993, 25893), (2877, 17937), (3699, 13951), (5979, 8631)]