31478079

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:327

約数の個数: 32

約数和(自身を含む): 46368000

約数和(自身を除く): 14889921

約数列:

[1, 3, 19, 29, 57, 87, 137, 139, 411, 417, 551, 1653, 2603, 2641, 3973, 4031, 7809, 7923, 11919, 12093, 19043, 57129, 75487, 76589, 226461, 229767, 361817, 552247, 1085451, 1656741, 10492693, 31478079]

約数ペア:

[(1, 31478079), (3, 10492693), (19, 1656741), (29, 1085451), (57, 552247), (87, 361817), (137, 229767), (139, 226461), (411, 76589), (417, 75487), (551, 57129), (1653, 19043), (2603, 12093), (2641, 11919), (3973, 7923), (4031, 7809)]