1444443

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1$

素因数の和:84

約数の個数: 48

約数和(自身を含む): 2670336

約数和(自身を除く): 1225893

約数列:

[1, 3, 7, 11, 13, 21, 33, 37, 39, 77, 91, 111, 143, 169, 231, 259, 273, 407, 429, 481, 507, 777, 1001, 1183, 1221, 1443, 1859, 2849, 3003, 3367, 3549, 5291, 5577, 6253, 8547, 10101, 13013, 15873, 18759, 37037, 39039, 43771, 68783, 111111, 131313, 206349, 481481, 1444443]

約数ペア:

[(1, 1444443), (3, 481481), (7, 206349), (11, 131313), (13, 111111), (21, 68783), (33, 43771), (37, 39039), (39, 37037), (77, 18759), (91, 15873), (111, 13013), (143, 10101), (169, 8547), (231, 6253), (259, 5577), (273, 5291), (407, 3549), (429, 3367), (481, 3003), (507, 2849), (777, 1859), (1001, 1443), (1183, 1221)]