806895

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:196

約数の個数: 32

約数和(自身を含む): 1478400

約数和(自身を除く): 671505

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 139, 215, 387, 417, 645, 695, 1161, 1251, 1935, 2085, 3753, 5805, 5977, 6255, 17931, 18765, 29885, 53793, 89655, 161379, 268965, 806895]

約数ペア:

[(1, 806895), (3, 268965), (5, 161379), (9, 89655), (15, 53793), (27, 29885), (43, 18765), (45, 17931), (129, 6255), (135, 5977), (139, 5805), (215, 3753), (387, 2085), (417, 1935), (645, 1251), (695, 1161)]