40909071

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 67925760

約数和(自身を除く): 27016689

約数列:

[1, 3, 7, 19, 21, 49, 57, 97, 133, 147, 151, 291, 399, 453, 679, 931, 1057, 1843, 2037, 2793, 2869, 3171, 4753, 5529, 7399, 8607, 12901, 14259, 14647, 20083, 22197, 38703, 43941, 60249, 90307, 102529, 140581, 270921, 278293, 307587, 421743, 717703, 834879, 1948051, 2153109, 5844153, 13636357, 40909071]

約数ペア:

[(1, 40909071), (3, 13636357), (7, 5844153), (19, 2153109), (21, 1948051), (49, 834879), (57, 717703), (97, 421743), (133, 307587), (147, 278293), (151, 270921), (291, 140581), (399, 102529), (453, 90307), (679, 60249), (931, 43941), (1057, 38703), (1843, 22197), (2037, 20083), (2793, 14647), (2869, 14259), (3171, 12901), (4753, 8607), (5529, 7399)]