31169313

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 57024000

約数和(自身を除く): 25854687

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 89, 109, 119, 153, 189, 267, 327, 357, 459, 623, 763, 801, 981, 1071, 1513, 1853, 1869, 2289, 2403, 2943, 3213, 4539, 5559, 5607, 6867, 9701, 10591, 12971, 13617, 16677, 16821, 20601, 29103, 31773, 38913, 40851, 50031, 67907, 87309, 95319, 116739, 164917, 203721, 261927, 285957, 350217, 494751, 611163, 1154419, 1484253, 1833489, 3463257, 4452759, 10389771, 31169313]

約数ペア:

[(1, 31169313), (3, 10389771), (7, 4452759), (9, 3463257), (17, 1833489), (21, 1484253), (27, 1154419), (51, 611163), (63, 494751), (89, 350217), (109, 285957), (119, 261927), (153, 203721), (189, 164917), (267, 116739), (327, 95319), (357, 87309), (459, 67907), (623, 50031), (763, 40851), (801, 38913), (981, 31773), (1071, 29103), (1513, 20601), (1853, 16821), (1869, 16677), (2289, 13617), (2403, 12971), (2943, 10591), (3213, 9701), (4539, 6867), (5559, 5607)]