15978744

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{9649}}^1$

素因数の和:9684

約数の個数: 48

約数和(自身を含む): 45162000

約数和(自身を除く): 29183256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 9649, 19298, 28947, 38596, 57894, 77192, 86841, 115788, 173682, 221927, 231576, 347364, 443854, 665781, 694728, 887708, 1331562, 1775416, 1997343, 2663124, 3994686, 5326248, 7989372, 15978744]

約数ペア:

[(1, 15978744), (2, 7989372), (3, 5326248), (4, 3994686), (6, 2663124), (8, 1997343), (9, 1775416), (12, 1331562), (18, 887708), (23, 694728), (24, 665781), (36, 443854), (46, 347364), (69, 231576), (72, 221927), (92, 173682), (138, 115788), (184, 86841), (207, 77192), (276, 57894), (414, 38596), (552, 28947), (828, 19298), (1656, 9649)]