161688168

素因数分解:

$2^3\times 3^2\times {\mathrm{881}}^1\times {\mathrm{2549}}^1$

素因数の和:3442

約数の個数: 48

約数和(自身を含む): 438574500

約数和(自身を除く): 276886332

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 881, 1762, 2549, 2643, 3524, 5098, 5286, 7048, 7647, 7929, 10196, 10572, 15294, 15858, 20392, 21144, 22941, 30588, 31716, 45882, 61176, 63432, 91764, 183528, 2245669, 4491338, 6737007, 8982676, 13474014, 17965352, 20211021, 26948028, 40422042, 53896056, 80844084, 161688168]

約数ペア:

[(1, 161688168), (2, 80844084), (3, 53896056), (4, 40422042), (6, 26948028), (8, 20211021), (9, 17965352), (12, 13474014), (18, 8982676), (24, 6737007), (36, 4491338), (72, 2245669), (881, 183528), (1762, 91764), (2549, 63432), (2643, 61176), (3524, 45882), (5098, 31716), (5286, 30588), (7048, 22941), (7647, 21144), (7929, 20392), (10196, 15858), (10572, 15294)]