217466984

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{125269}}^1$

素因数の和:125313

約数の個数: 32

約数和(自身を含む): 481036800

約数和(自身を除く): 263569816

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 125269, 250538, 501076, 876883, 1002152, 1753766, 3507532, 3883339, 7015064, 7766678, 15533356, 27183373, 31066712, 54366746, 108733492, 217466984]

約数ペア:

[(1, 217466984), (2, 108733492), (4, 54366746), (7, 31066712), (8, 27183373), (14, 15533356), (28, 7766678), (31, 7015064), (56, 3883339), (62, 3507532), (124, 1753766), (217, 1002152), (248, 876883), (434, 501076), (868, 250538), (1736, 125269)]