28742778

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{69427}}^1$

素因数の和:69458

約数の個数: 24

約数和(自身を含む): 64984608

約数和(自身を除く): 36241830

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 69427, 138854, 208281, 416562, 624843, 1249686, 1596821, 3193642, 4790463, 9580926, 14371389, 28742778]

約数ペア:

[(1, 28742778), (2, 14371389), (3, 9580926), (6, 4790463), (9, 3193642), (18, 1596821), (23, 1249686), (46, 624843), (69, 416562), (138, 208281), (207, 138854), (414, 69427)]