81036684

素因数分解:

$2^2\times 3^2\times {\mathrm{947}}^1\times {\mathrm{2377}}^1$

素因数の和:3334

約数の個数: 36

約数和(自身を含む): 205145304

約数和(自身を除く): 124108620

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 947, 1894, 2377, 2841, 3788, 4754, 5682, 7131, 8523, 9508, 11364, 14262, 17046, 21393, 28524, 34092, 42786, 85572, 2251019, 4502038, 6753057, 9004076, 13506114, 20259171, 27012228, 40518342, 81036684]

約数ペア:

[(1, 81036684), (2, 40518342), (3, 27012228), (4, 20259171), (6, 13506114), (9, 9004076), (12, 6753057), (18, 4502038), (36, 2251019), (947, 85572), (1894, 42786), (2377, 34092), (2841, 28524), (3788, 21393), (4754, 17046), (5682, 14262), (7131, 11364), (8523, 9508)]