28328778

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{7603}}^1$

素因数の和:7640

約数の個数: 40

約数和(自身を含む): 66246048

約数和(自身を除く): 37917270

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 414, 621, 1242, 1863, 3726, 7603, 15206, 22809, 45618, 68427, 136854, 174869, 205281, 349738, 410562, 524607, 615843, 1049214, 1231686, 1573821, 3147642, 4721463, 9442926, 14164389, 28328778]

約数ペア:

[(1, 28328778), (2, 14164389), (3, 9442926), (6, 4721463), (9, 3147642), (18, 1573821), (23, 1231686), (27, 1049214), (46, 615843), (54, 524607), (69, 410562), (81, 349738), (138, 205281), (162, 174869), (207, 136854), (414, 68427), (621, 45618), (1242, 22809), (1863, 15206), (3726, 7603)]