6678945

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{233}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 14565096

約数和(自身を除く): 7886151

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 49, 63, 65, 91, 105, 117, 147, 195, 233, 245, 273, 315, 441, 455, 585, 637, 699, 735, 819, 1165, 1365, 1631, 1911, 2097, 2205, 3029, 3185, 3495, 4095, 4893, 5733, 8155, 9087, 9555, 10485, 11417, 14679, 15145, 21203, 24465, 27261, 28665, 34251, 45435, 57085, 63609, 73395, 102753, 106015, 136305, 148421, 171255, 190827, 318045, 445263, 513765, 742105, 954135, 1335789, 2226315, 6678945]

約数ペア:

[(1, 6678945), (3, 2226315), (5, 1335789), (7, 954135), (9, 742105), (13, 513765), (15, 445263), (21, 318045), (35, 190827), (39, 171255), (45, 148421), (49, 136305), (63, 106015), (65, 102753), (91, 73395), (105, 63609), (117, 57085), (147, 45435), (195, 34251), (233, 28665), (245, 27261), (273, 24465), (315, 21203), (441, 15145), (455, 14679), (585, 11417), (637, 10485), (699, 9555), (735, 9087), (819, 8155), (1165, 5733), (1365, 4893), (1631, 4095), (1911, 3495), (2097, 3185), (2205, 3029)]