78878808

素因数分解:

$2^3\times 3^2\times {\mathrm{443}}^1\times {\mathrm{2473}}^1$

素因数の和:2928

約数の個数: 48

約数和(自身を含む): 214198920

約数和(自身を除く): 135320112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 443, 886, 1329, 1772, 2473, 2658, 3544, 3987, 4946, 5316, 7419, 7974, 9892, 10632, 14838, 15948, 19784, 22257, 29676, 31896, 44514, 59352, 89028, 178056, 1095539, 2191078, 3286617, 4382156, 6573234, 8764312, 9859851, 13146468, 19719702, 26292936, 39439404, 78878808]

約数ペア:

[(1, 78878808), (2, 39439404), (3, 26292936), (4, 19719702), (6, 13146468), (8, 9859851), (9, 8764312), (12, 6573234), (18, 4382156), (24, 3286617), (36, 2191078), (72, 1095539), (443, 178056), (886, 89028), (1329, 59352), (1772, 44514), (2473, 31896), (2658, 29676), (3544, 22257), (3987, 19784), (4946, 15948), (5316, 14838), (7419, 10632), (7974, 9892)]