2427915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1217}}^1$

素因数の和:1251

約数の個数: 32

約数和(自身を含む): 4677120

約数和(自身を除く): 2249205

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1217, 1995, 3651, 6085, 8519, 18255, 23123, 25557, 42595, 69369, 115615, 127785, 161861, 346845, 485583, 809305, 2427915]

約数ペア:

[(1, 2427915), (3, 809305), (5, 485583), (7, 346845), (15, 161861), (19, 127785), (21, 115615), (35, 69369), (57, 42595), (95, 25557), (105, 23123), (133, 18255), (285, 8519), (399, 6085), (665, 3651), (1217, 1995)]