216234845

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{571}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 281698560

約数和(自身を除く): 65463715

約数列:

[1, 5, 23, 37, 89, 115, 185, 445, 571, 851, 2047, 2855, 3293, 4255, 10235, 13133, 16465, 21127, 50819, 65665, 75739, 105635, 254095, 378695, 485921, 1168837, 1880303, 2429605, 5844185, 9401515, 43246969, 216234845]

約数ペア:

[(1, 216234845), (5, 43246969), (23, 9401515), (37, 5844185), (89, 2429605), (115, 1880303), (185, 1168837), (445, 485921), (571, 378695), (851, 254095), (2047, 105635), (2855, 75739), (3293, 65665), (4255, 50819), (10235, 21127), (13133, 16465)]