7253715

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 13789440

約数和(自身を除く): 6535725

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 71, 105, 139, 147, 213, 245, 355, 417, 497, 695, 735, 973, 1065, 1491, 2085, 2485, 2919, 3479, 4865, 6811, 7455, 9869, 10437, 14595, 17395, 20433, 29607, 34055, 49345, 52185, 69083, 102165, 148035, 207249, 345415, 483581, 1036245, 1450743, 2417905, 7253715]

約数ペア:

[(1, 7253715), (3, 2417905), (5, 1450743), (7, 1036245), (15, 483581), (21, 345415), (35, 207249), (49, 148035), (71, 102165), (105, 69083), (139, 52185), (147, 49345), (213, 34055), (245, 29607), (355, 20433), (417, 17395), (497, 14595), (695, 10437), (735, 9869), (973, 7455), (1065, 6811), (1491, 4865), (2085, 3479), (2485, 2919)]