4247649

素因数分解:

$3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{353}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 7068672

約数和(自身を除く): 2821023

約数列:

[1, 3, 7, 9, 21, 63, 191, 353, 573, 1059, 1337, 1719, 2471, 3177, 4011, 7413, 12033, 22239, 67423, 202269, 471961, 606807, 1415883, 4247649]

約数ペア:

[(1, 4247649), (3, 1415883), (7, 606807), (9, 471961), (21, 202269), (63, 67423), (191, 22239), (353, 12033), (573, 7413), (1059, 4011), (1337, 3177), (1719, 2471)]