338977436

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{390527}}^1$

素因数の和:390569

約数の個数: 24

約数和(自身を含む): 699826176

約数和(自身を除く): 360848740

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 390527, 781054, 1562108, 2733689, 5467378, 10934756, 12106337, 24212674, 48425348, 84744359, 169488718, 338977436]

約数ペア:

[(1, 338977436), (2, 169488718), (4, 84744359), (7, 48425348), (14, 24212674), (28, 12106337), (31, 10934756), (62, 5467378), (124, 2733689), (217, 1562108), (434, 781054), (868, 390527)]