28971301975

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{654349}}^1$

素因数の和:654400

約数の個数: 48

約数和(自身を含む): 46736294400

約数和(自身を除く): 17764992425

約数列:

[1, 5, 7, 11, 23, 25, 35, 55, 77, 115, 161, 175, 253, 275, 385, 575, 805, 1265, 1771, 1925, 4025, 6325, 8855, 44275, 654349, 3271745, 4580443, 7197839, 15050027, 16358725, 22902215, 35989195, 50384873, 75250135, 105350189, 114511075, 165550297, 179945975, 251924365, 376250675, 526750945, 827751485, 1158852079, 1259621825, 2633754725, 4138757425, 5794260395, 28971301975]

約数ペア:

[(1, 28971301975), (5, 5794260395), (7, 4138757425), (11, 2633754725), (23, 1259621825), (25, 1158852079), (35, 827751485), (55, 526750945), (77, 376250675), (115, 251924365), (161, 179945975), (175, 165550297), (253, 114511075), (275, 105350189), (385, 75250135), (575, 50384873), (805, 35989195), (1265, 22902215), (1771, 16358725), (1925, 15050027), (4025, 7197839), (6325, 4580443), (8855, 3271745), (44275, 654349)]