40203471

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1$

素因数の和:121

約数の個数: 72

約数和(自身を含む): 72624384

約数和(自身を除く): 32420913

約数列:

[1, 3, 7, 11, 21, 23, 33, 47, 49, 69, 77, 141, 147, 161, 231, 253, 329, 483, 517, 529, 539, 759, 987, 1081, 1127, 1551, 1587, 1617, 1771, 2303, 3243, 3381, 3619, 3703, 5313, 5819, 6909, 7567, 10857, 11109, 11891, 12397, 17457, 22701, 24863, 25333, 25921, 35673, 37191, 40733, 52969, 74589, 75999, 77763, 83237, 122199, 158907, 174041, 249711, 273493, 285131, 522123, 582659, 820479, 855393, 1218287, 1747977, 1914451, 3654861, 5743353, 13401157, 40203471]

約数ペア:

[(1, 40203471), (3, 13401157), (7, 5743353), (11, 3654861), (21, 1914451), (23, 1747977), (33, 1218287), (47, 855393), (49, 820479), (69, 582659), (77, 522123), (141, 285131), (147, 273493), (161, 249711), (231, 174041), (253, 158907), (329, 122199), (483, 83237), (517, 77763), (529, 75999), (539, 74589), (759, 52969), (987, 40733), (1081, 37191), (1127, 35673), (1551, 25921), (1587, 25333), (1617, 24863), (1771, 22701), (2303, 17457), (3243, 12397), (3381, 11891), (3619, 11109), (3703, 10857), (5313, 7567), (5819, 6909)]