15888873

素因数分解:

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

素因数の和:95

約数の個数: 72

約数和(自身を含む): 29596224

約数和(自身を除く): 13707351

約数列:

[1, 3, 7, 11, 13, 21, 33, 37, 39, 77, 91, 111, 121, 143, 169, 231, 259, 273, 363, 407, 429, 481, 507, 777, 847, 1001, 1183, 1221, 1443, 1573, 1859, 2541, 2849, 3003, 3367, 3549, 4477, 4719, 5291, 5577, 6253, 8547, 10101, 11011, 13013, 13431, 15873, 18759, 20449, 31339, 33033, 37037, 39039, 43771, 58201, 61347, 68783, 94017, 111111, 131313, 143143, 174603, 206349, 407407, 429429, 481481, 756613, 1222221, 1444443, 2269839, 5296291, 15888873]

約数ペア:

[(1, 15888873), (3, 5296291), (7, 2269839), (11, 1444443), (13, 1222221), (21, 756613), (33, 481481), (37, 429429), (39, 407407), (77, 206349), (91, 174603), (111, 143143), (121, 131313), (143, 111111), (169, 94017), (231, 68783), (259, 61347), (273, 58201), (363, 43771), (407, 39039), (429, 37037), (481, 33033), (507, 31339), (777, 20449), (847, 18759), (1001, 15873), (1183, 13431), (1221, 13013), (1443, 11011), (1573, 10101), (1859, 8547), (2541, 6253), (2849, 5577), (3003, 5291), (3367, 4719), (3549, 4477)]