13871655

素因数分解:

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

素因数の和:267

約数の個数: 72

約数和(自身を含む): 29130192

約数和(自身を除く): 15258537

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 81, 105, 135, 147, 189, 233, 243, 245, 315, 405, 441, 567, 699, 735, 945, 1165, 1215, 1323, 1631, 1701, 2097, 2205, 2835, 3495, 3969, 4893, 6291, 6615, 8155, 8505, 10485, 11417, 11907, 14679, 18873, 19845, 24465, 31455, 34251, 44037, 56619, 57085, 59535, 73395, 94365, 102753, 132111, 171255, 220185, 283095, 308259, 396333, 513765, 660555, 924777, 1541295, 1981665, 2774331, 4623885, 13871655]

約数ペア:

[(1, 13871655), (3, 4623885), (5, 2774331), (7, 1981665), (9, 1541295), (15, 924777), (21, 660555), (27, 513765), (35, 396333), (45, 308259), (49, 283095), (63, 220185), (81, 171255), (105, 132111), (135, 102753), (147, 94365), (189, 73395), (233, 59535), (243, 57085), (245, 56619), (315, 44037), (405, 34251), (441, 31455), (567, 24465), (699, 19845), (735, 18873), (945, 14679), (1165, 11907), (1215, 11417), (1323, 10485), (1631, 8505), (1701, 8155), (2097, 6615), (2205, 6291), (2835, 4893), (3495, 3969)]