81319266

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{17443}}^1$

素因数の和:17495

約数の個数: 48

約数和(自身を含む): 206816064

約数和(自身を除く): 125496798

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 37, 42, 63, 74, 111, 126, 222, 259, 333, 518, 666, 777, 1554, 2331, 4662, 17443, 34886, 52329, 104658, 122101, 156987, 244202, 313974, 366303, 645391, 732606, 1098909, 1290782, 1936173, 2197818, 3872346, 4517737, 5808519, 9035474, 11617038, 13553211, 27106422, 40659633, 81319266]

約数ペア:

[(1, 81319266), (2, 40659633), (3, 27106422), (6, 13553211), (7, 11617038), (9, 9035474), (14, 5808519), (18, 4517737), (21, 3872346), (37, 2197818), (42, 1936173), (63, 1290782), (74, 1098909), (111, 732606), (126, 645391), (222, 366303), (259, 313974), (333, 244202), (518, 156987), (666, 122101), (777, 104658), (1554, 52329), (2331, 34886), (4662, 17443)]