15802215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:224

約数の個数: 64

約数和(自身を含む): 30481920

約数和(自身を除く): 14679705

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 53, 55, 65, 139, 143, 159, 165, 195, 265, 417, 429, 583, 689, 695, 715, 795, 1529, 1749, 1807, 2067, 2085, 2145, 2915, 3445, 4587, 5421, 7367, 7579, 7645, 8745, 9035, 10335, 19877, 22101, 22737, 22935, 27105, 36835, 37895, 59631, 81037, 95771, 99385, 110505, 113685, 243111, 287313, 298155, 405185, 478855, 1053481, 1215555, 1436565, 3160443, 5267405, 15802215]

約数ペア:

[(1, 15802215), (3, 5267405), (5, 3160443), (11, 1436565), (13, 1215555), (15, 1053481), (33, 478855), (39, 405185), (53, 298155), (55, 287313), (65, 243111), (139, 113685), (143, 110505), (159, 99385), (165, 95771), (195, 81037), (265, 59631), (417, 37895), (429, 36835), (583, 27105), (689, 22935), (695, 22737), (715, 22101), (795, 19877), (1529, 10335), (1749, 9035), (1807, 8745), (2067, 7645), (2085, 7579), (2145, 7367), (2915, 5421), (3445, 4587)]