87531884

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{41}}^1\times {\mathrm{401}}^1$

素因数の和:479

約数の個数: 48

約数和(自身を含む): 173027232

約数和(自身を除く): 85495348

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 121, 164, 242, 401, 451, 484, 802, 902, 1331, 1604, 1804, 2662, 4411, 4961, 5324, 8822, 9922, 16441, 17644, 19844, 32882, 48521, 54571, 65764, 97042, 109142, 180851, 194084, 218284, 361702, 533731, 723404, 1067462, 1989361, 2134924, 3978722, 7957444, 21882971, 43765942, 87531884]

約数ペア:

[(1, 87531884), (2, 43765942), (4, 21882971), (11, 7957444), (22, 3978722), (41, 2134924), (44, 1989361), (82, 1067462), (121, 723404), (164, 533731), (242, 361702), (401, 218284), (451, 194084), (484, 180851), (802, 109142), (902, 97042), (1331, 65764), (1604, 54571), (1804, 48521), (2662, 32882), (4411, 19844), (4961, 17644), (5324, 16441), (8822, 9922)]