13900761

素因数分解:

$3^3\times 7^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:128

約数の個数: 64

約数和(自身を含む): 25600000

約数和(自身を除く): 11699239

約数列:

[1, 3, 7, 9, 19, 21, 27, 49, 57, 63, 79, 133, 147, 171, 189, 237, 343, 399, 441, 513, 553, 711, 931, 1029, 1197, 1323, 1501, 1659, 2133, 2793, 3087, 3591, 3871, 4503, 4977, 6517, 8379, 9261, 10507, 11613, 13509, 14931, 19551, 25137, 27097, 31521, 34839, 40527, 58653, 73549, 81291, 94563, 104517, 175959, 220647, 243873, 283689, 514843, 661941, 731619, 1544529, 1985823, 4633587, 13900761]

約数ペア:

[(1, 13900761), (3, 4633587), (7, 1985823), (9, 1544529), (19, 731619), (21, 661941), (27, 514843), (49, 283689), (57, 243873), (63, 220647), (79, 175959), (133, 104517), (147, 94563), (171, 81291), (189, 73549), (237, 58653), (343, 40527), (399, 34839), (441, 31521), (513, 27097), (553, 25137), (711, 19551), (931, 14931), (1029, 13509), (1197, 11613), (1323, 10507), (1501, 9261), (1659, 8379), (2133, 6517), (2793, 4977), (3087, 4503), (3591, 3871)]