71935857

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^2\times {\mathrm{439}}^1$

素因数の和:492

約数の個数: 60

約数和(自身を含む): 130757440

約数和(自身を除く): 58821583

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 289, 357, 439, 459, 567, 867, 1071, 1317, 1377, 2023, 2601, 3073, 3213, 3951, 6069, 7463, 7803, 9219, 9639, 11853, 18207, 22389, 23409, 27657, 35559, 52241, 54621, 67167, 82971, 126871, 156723, 163863, 201501, 248913, 380613, 470169, 604503, 888097, 1141839, 1410507, 2664291, 3425517, 4231521, 7992873, 10276551, 23978619, 71935857]

約数ペア:

[(1, 71935857), (3, 23978619), (7, 10276551), (9, 7992873), (17, 4231521), (21, 3425517), (27, 2664291), (51, 1410507), (63, 1141839), (81, 888097), (119, 604503), (153, 470169), (189, 380613), (289, 248913), (357, 201501), (439, 163863), (459, 156723), (567, 126871), (867, 82971), (1071, 67167), (1317, 54621), (1377, 52241), (2023, 35559), (2601, 27657), (3073, 23409), (3213, 22389), (3951, 18207), (6069, 11853), (7463, 9639), (7803, 9219)]