83222721

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:611

約数の個数: 40

約数和(自身を含む): 130680000

約数和(自身を除く): 47457279

約数列:

[1, 3, 9, 27, 29, 71, 81, 87, 213, 261, 499, 639, 783, 1497, 1917, 2059, 2349, 4491, 5751, 6177, 13473, 14471, 18531, 35429, 40419, 43413, 55593, 106287, 130239, 166779, 318861, 390717, 956583, 1027441, 1172151, 2869749, 3082323, 9246969, 27740907, 83222721]

約数ペア:

[(1, 83222721), (3, 27740907), (9, 9246969), (27, 3082323), (29, 2869749), (71, 1172151), (81, 1027441), (87, 956583), (213, 390717), (261, 318861), (499, 166779), (639, 130239), (783, 106287), (1497, 55593), (1917, 43413), (2059, 40419), (2349, 35429), (4491, 18531), (5751, 14471), (6177, 13473)]