245339965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{433}}^1$

素因数の和:853

約数の個数: 32

約数和(自身を含む): 332478720

約数和(自身を除く): 87138755

約数列:

[1, 5, 13, 23, 65, 115, 299, 379, 433, 1495, 1895, 2165, 4927, 5629, 8717, 9959, 24635, 28145, 43585, 49795, 113321, 129467, 164107, 566605, 647335, 820535, 2133391, 3774461, 10666955, 18872305, 49067993, 245339965]

約数ペア:

[(1, 245339965), (5, 49067993), (13, 18872305), (23, 10666955), (65, 3774461), (115, 2133391), (299, 820535), (379, 647335), (433, 566605), (1495, 164107), (1895, 129467), (2165, 113321), (4927, 49795), (5629, 43585), (8717, 28145), (9959, 24635)]