40412757

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:330

約数の個数: 64

約数和(自身を含む): 73156608

約数和(自身を除く): 32743851

約数列:

[1, 3, 7, 11, 17, 21, 33, 41, 51, 77, 119, 123, 187, 231, 251, 287, 357, 451, 561, 697, 753, 861, 1309, 1353, 1757, 2091, 2761, 3157, 3927, 4267, 4879, 5271, 7667, 8283, 9471, 10291, 12801, 14637, 19327, 23001, 29869, 30873, 46937, 53669, 57981, 72037, 89607, 113201, 140811, 161007, 174947, 216111, 328559, 339603, 524841, 792407, 985677, 1224629, 1924417, 2377221, 3673887, 5773251, 13470919, 40412757]

約数ペア:

[(1, 40412757), (3, 13470919), (7, 5773251), (11, 3673887), (17, 2377221), (21, 1924417), (33, 1224629), (41, 985677), (51, 792407), (77, 524841), (119, 339603), (123, 328559), (187, 216111), (231, 174947), (251, 161007), (287, 140811), (357, 113201), (451, 89607), (561, 72037), (697, 57981), (753, 53669), (861, 46937), (1309, 30873), (1353, 29869), (1757, 23001), (2091, 19327), (2761, 14637), (3157, 12801), (3927, 10291), (4267, 9471), (4879, 8283), (5271, 7667)]