40072851

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{433}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 72037056

約数和(自身を除く): 31964205

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 113, 117, 273, 339, 433, 791, 819, 1017, 1299, 1469, 2373, 3031, 3897, 4407, 5629, 7119, 9093, 10283, 13221, 16887, 27279, 30849, 39403, 48929, 50661, 92547, 118209, 146787, 342503, 354627, 440361, 636077, 1027509, 1908231, 3082527, 4452539, 5724693, 13357617, 40072851]

約数ペア:

[(1, 40072851), (3, 13357617), (7, 5724693), (9, 4452539), (13, 3082527), (21, 1908231), (39, 1027509), (63, 636077), (91, 440361), (113, 354627), (117, 342503), (273, 146787), (339, 118209), (433, 92547), (791, 50661), (819, 48929), (1017, 39403), (1299, 30849), (1469, 27279), (2373, 16887), (3031, 13221), (3897, 10283), (4407, 9093), (5629, 7119)]