15236991

素因数分解:

$3^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{349}}^1$

素因数の和:386

約数の個数: 60

約数和(自身を含む): 28967400

約数和(自身を除く): 13730409

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 81, 99, 147, 189, 231, 297, 349, 441, 539, 567, 693, 891, 1047, 1323, 1617, 2079, 2443, 3141, 3839, 3969, 4851, 6237, 7329, 9423, 11517, 14553, 17101, 21987, 26873, 28269, 34551, 43659, 51303, 65961, 80619, 103653, 153909, 188111, 197883, 241857, 310959, 461727, 564333, 725571, 1385181, 1692999, 2176713, 5078997, 15236991]

約数ペア:

[(1, 15236991), (3, 5078997), (7, 2176713), (9, 1692999), (11, 1385181), (21, 725571), (27, 564333), (33, 461727), (49, 310959), (63, 241857), (77, 197883), (81, 188111), (99, 153909), (147, 103653), (189, 80619), (231, 65961), (297, 51303), (349, 43659), (441, 34551), (539, 28269), (567, 26873), (693, 21987), (891, 17101), (1047, 14553), (1323, 11517), (1617, 9423), (2079, 7329), (2443, 6237), (3141, 4851), (3839, 3969)]