439259975

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{1319}}^1$

素因数の和:1520

約数の個数: 48

約数和(自身を含む): 683527680

約数和(自身を除く): 244267705

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 173, 175, 275, 385, 865, 1211, 1319, 1903, 1925, 4325, 6055, 6595, 9233, 9515, 13321, 14509, 30275, 32975, 46165, 47575, 66605, 72545, 101563, 228187, 230825, 333025, 362725, 507815, 1140935, 1597309, 2510057, 2539075, 5704675, 7986545, 12550285, 17570399, 39932725, 62751425, 87851995, 439259975]

約数ペア:

[(1, 439259975), (5, 87851995), (7, 62751425), (11, 39932725), (25, 17570399), (35, 12550285), (55, 7986545), (77, 5704675), (173, 2539075), (175, 2510057), (275, 1597309), (385, 1140935), (865, 507815), (1211, 362725), (1319, 333025), (1903, 230825), (1925, 228187), (4325, 101563), (6055, 72545), (6595, 66605), (9233, 47575), (9515, 46165), (13321, 32975), (14509, 30275)]