31935111

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 47604480

約数和(自身を除く): 15669369

約数列:

[1, 3, 13, 39, 43, 129, 137, 139, 411, 417, 559, 1677, 1781, 1807, 5343, 5421, 5891, 5977, 17673, 17931, 19043, 57129, 76583, 77701, 229749, 233103, 247559, 742677, 818849, 2456547, 10645037, 31935111]

約数ペア:

[(1, 31935111), (3, 10645037), (13, 2456547), (39, 818849), (43, 742677), (129, 247559), (137, 233103), (139, 229749), (411, 77701), (417, 76583), (559, 57129), (1677, 19043), (1781, 17931), (1807, 17673), (5343, 5977), (5421, 5891)]