213685857

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{34261}}^1$

素因数の和:34291

約数の個数: 40

約数和(自身を含む): 397987392

約数和(自身を除く): 184301535

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 297, 567, 693, 891, 2079, 6237, 34261, 102783, 239827, 308349, 376871, 719481, 925047, 1130613, 2158443, 2638097, 2775141, 3391839, 6475329, 7914291, 10175517, 19425987, 23742873, 30526551, 71228619, 213685857]

約数ペア:

[(1, 213685857), (3, 71228619), (7, 30526551), (9, 23742873), (11, 19425987), (21, 10175517), (27, 7914291), (33, 6475329), (63, 3391839), (77, 2775141), (81, 2638097), (99, 2158443), (189, 1130613), (231, 925047), (297, 719481), (567, 376871), (693, 308349), (891, 239827), (2079, 102783), (6237, 34261)]