13156722999

素因数分解:

$3^7\times 7^3\times {\mathrm{17539}}^1$

素因数の和:17581

約数の個数: 64

約数和(自身を含む): 23012480000

約数和(自身を除く): 9855757001

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 343, 441, 567, 729, 1029, 1323, 1701, 2187, 3087, 3969, 5103, 9261, 11907, 15309, 17539, 27783, 35721, 52617, 83349, 107163, 122773, 157851, 250047, 368319, 473553, 750141, 859411, 1104957, 1420659, 2578233, 3314871, 4261977, 6015877, 7734699, 9944613, 12785931, 18047631, 23204097, 29833839, 38357793, 54142893, 69612291, 89501517, 162428679, 208836873, 268504551, 487286037, 626510619, 1461858111, 1879531857, 4385574333, 13156722999]

約数ペア:

[(1, 13156722999), (3, 4385574333), (7, 1879531857), (9, 1461858111), (21, 626510619), (27, 487286037), (49, 268504551), (63, 208836873), (81, 162428679), (147, 89501517), (189, 69612291), (243, 54142893), (343, 38357793), (441, 29833839), (567, 23204097), (729, 18047631), (1029, 12785931), (1323, 9944613), (1701, 7734699), (2187, 6015877), (3087, 4261977), (3969, 3314871), (5103, 2578233), (9261, 1420659), (11907, 1104957), (15309, 859411), (17539, 750141), (27783, 473553), (35721, 368319), (52617, 250047), (83349, 157851), (107163, 122773)]