31712486

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:488

約数の個数: 32

約数和(自身を含む): 53555040

約数和(自身を除く): 21842554

約数列:

[1, 2, 13, 26, 29, 58, 137, 274, 307, 377, 614, 754, 1781, 3562, 3973, 3991, 7946, 7982, 8903, 17806, 42059, 51649, 84118, 103298, 115739, 231478, 546767, 1093534, 1219711, 2439422, 15856243, 31712486]

約数ペア:

[(1, 31712486), (2, 15856243), (13, 2439422), (26, 1219711), (29, 1093534), (58, 546767), (137, 231478), (274, 115739), (307, 103298), (377, 84118), (614, 51649), (754, 42059), (1781, 17806), (3562, 8903), (3973, 7982), (3991, 7946)]