198972158

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{1609}}^1$

素因数の和:1713

約数の個数: 48

約数和(自身を含む): 380294880

約数和(自身を除く): 181322722

約数列:

[1, 2, 7, 11, 14, 22, 73, 77, 121, 146, 154, 242, 511, 803, 847, 1022, 1606, 1609, 1694, 3218, 5621, 8833, 11242, 11263, 17666, 17699, 22526, 35398, 61831, 117457, 123662, 123893, 194689, 234914, 247786, 389378, 822199, 1292027, 1362823, 1644398, 2584054, 2725646, 9044189, 14212297, 18088378, 28424594, 99486079, 198972158]

約数ペア:

[(1, 198972158), (2, 99486079), (7, 28424594), (11, 18088378), (14, 14212297), (22, 9044189), (73, 2725646), (77, 2584054), (121, 1644398), (146, 1362823), (154, 1292027), (242, 822199), (511, 389378), (803, 247786), (847, 234914), (1022, 194689), (1606, 123893), (1609, 123662), (1694, 117457), (3218, 61831), (5621, 35398), (8833, 22526), (11242, 17699), (11263, 17666)]