328976641

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{677}}^1$

素因数の和:949

約数の個数: 24

約数和(自身を含む): 393261696

約数和(自身を除く): 64285055

約数列:

[1, 7, 47, 49, 211, 329, 677, 1477, 2303, 4739, 9917, 10339, 31819, 33173, 69419, 142847, 222733, 485933, 999929, 1559131, 6713809, 6999503, 46996663, 328976641]

約数ペア:

[(1, 328976641), (7, 46996663), (47, 6999503), (49, 6713809), (211, 1559131), (329, 999929), (677, 485933), (1477, 222733), (2303, 142847), (4739, 69419), (9917, 33173), (10339, 31819)]