40707639

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 71884800

約数和(自身を除く): 31177161

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 191, 199, 357, 573, 597, 1071, 1337, 1393, 1719, 1791, 3247, 3383, 4011, 4179, 9741, 10149, 12033, 12537, 22729, 23681, 29223, 30447, 38009, 68187, 71043, 114027, 204561, 213129, 266063, 342081, 646153, 798189, 1938459, 2394567, 4523071, 5815377, 13569213, 40707639]

約数ペア:

[(1, 40707639), (3, 13569213), (7, 5815377), (9, 4523071), (17, 2394567), (21, 1938459), (51, 798189), (63, 646153), (119, 342081), (153, 266063), (191, 213129), (199, 204561), (357, 114027), (573, 71043), (597, 68187), (1071, 38009), (1337, 30447), (1393, 29223), (1719, 23681), (1791, 22729), (3247, 12537), (3383, 12033), (4011, 10149), (4179, 9741)]