13891465

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{631}}^1$

素因数の和:697

約数の個数: 32

約数和(自身を含む): 20749824

約数和(自身を除く): 6858359

約数列:

[1, 5, 7, 17, 35, 37, 85, 119, 185, 259, 595, 629, 631, 1295, 3145, 3155, 4403, 4417, 10727, 22015, 22085, 23347, 53635, 75089, 116735, 163429, 375445, 396899, 817145, 1984495, 2778293, 13891465]

約数ペア:

[(1, 13891465), (5, 2778293), (7, 1984495), (17, 817145), (35, 396899), (37, 375445), (85, 163429), (119, 116735), (185, 75089), (259, 53635), (595, 23347), (629, 22085), (631, 22015), (1295, 10727), (3145, 4417), (3155, 4403)]