31004988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2351}}^1$

素因数の和:2522

約数の個数: 48

約数和(自身を含む): 83241984

約数和(自身を除く): 52236996

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 157, 314, 471, 628, 942, 1099, 1884, 2198, 2351, 3297, 4396, 4702, 6594, 7053, 9404, 13188, 14106, 16457, 28212, 32914, 49371, 65828, 98742, 197484, 369107, 738214, 1107321, 1476428, 2214642, 2583749, 4429284, 5167498, 7751247, 10334996, 15502494, 31004988]

約数ペア:

[(1, 31004988), (2, 15502494), (3, 10334996), (4, 7751247), (6, 5167498), (7, 4429284), (12, 2583749), (14, 2214642), (21, 1476428), (28, 1107321), (42, 738214), (84, 369107), (157, 197484), (314, 98742), (471, 65828), (628, 49371), (942, 32914), (1099, 28212), (1884, 16457), (2198, 14106), (2351, 13188), (3297, 9404), (4396, 7053), (4702, 6594)]