1438255

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:163

約数の個数: 32

約数和(自身を含む): 2217600

約数和(自身を除く): 779345

約数列:

[1, 5, 7, 13, 29, 35, 65, 91, 109, 145, 203, 377, 455, 545, 763, 1015, 1417, 1885, 2639, 3161, 3815, 7085, 9919, 13195, 15805, 22127, 41093, 49595, 110635, 205465, 287651, 1438255]

約数ペア:

[(1, 1438255), (5, 287651), (7, 205465), (13, 110635), (29, 49595), (35, 41093), (65, 22127), (91, 15805), (109, 13195), (145, 9919), (203, 7085), (377, 3815), (455, 3161), (545, 2639), (763, 1885), (1015, 1417)]