40690923

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 68947200

約数和(自身を除く): 28256277

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 107, 147, 199, 273, 321, 597, 637, 749, 1391, 1393, 1911, 2247, 2587, 4173, 4179, 5243, 7761, 9737, 9751, 15729, 18109, 21293, 29211, 29253, 54327, 63879, 68159, 126763, 149051, 204477, 276809, 380289, 447153, 830427, 1043357, 1937663, 3130071, 5812989, 13563641, 40690923]

約数ペア:

[(1, 40690923), (3, 13563641), (7, 5812989), (13, 3130071), (21, 1937663), (39, 1043357), (49, 830427), (91, 447153), (107, 380289), (147, 276809), (199, 204477), (273, 149051), (321, 126763), (597, 68159), (637, 63879), (749, 54327), (1391, 29253), (1393, 29211), (1911, 21293), (2247, 18109), (2587, 15729), (4173, 9751), (4179, 9737), (5243, 7761)]