87811356

素因数分解:

$2^2\times 3^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{367}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 208388096

約数和(自身を除く): 120576740

約数列:

[1, 2, 3, 4, 6, 12, 127, 157, 254, 314, 367, 381, 471, 508, 628, 734, 762, 942, 1101, 1468, 1524, 1884, 2202, 4404, 19939, 39878, 46609, 57619, 59817, 79756, 93218, 115238, 119634, 139827, 172857, 186436, 230476, 239268, 279654, 345714, 559308, 691428, 7317613, 14635226, 21952839, 29270452, 43905678, 87811356]

約数ペア:

[(1, 87811356), (2, 43905678), (3, 29270452), (4, 21952839), (6, 14635226), (12, 7317613), (127, 691428), (157, 559308), (254, 345714), (314, 279654), (367, 239268), (381, 230476), (471, 186436), (508, 172857), (628, 139827), (734, 119634), (762, 115238), (942, 93218), (1101, 79756), (1468, 59817), (1524, 57619), (1884, 46609), (2202, 39878), (4404, 19939)]