389975508

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{833281}}^1$

素因数の和:833304

約数の個数: 36

約数和(自身を含む): 1061601268

約数和(自身を除く): 671625760

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 833281, 1666562, 2499843, 3333124, 4999686, 7499529, 9999372, 10832653, 14999058, 21665306, 29998116, 32497959, 43330612, 64995918, 97493877, 129991836, 194987754, 389975508]

約数ペア:

[(1, 389975508), (2, 194987754), (3, 129991836), (4, 97493877), (6, 64995918), (9, 43330612), (12, 32497959), (13, 29998116), (18, 21665306), (26, 14999058), (36, 10832653), (39, 9999372), (52, 7499529), (78, 4999686), (117, 3333124), (156, 2499843), (234, 1666562), (468, 833281)]