28583457

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 47566848

約数和(自身を除く): 18983391

約数列:

[1, 3, 7, 21, 23, 31, 69, 83, 93, 161, 217, 249, 483, 529, 581, 651, 713, 1587, 1743, 1909, 2139, 2573, 3703, 4991, 5727, 7719, 11109, 13363, 14973, 16399, 18011, 40089, 43907, 49197, 54033, 59179, 114793, 131721, 177537, 307349, 344379, 414253, 922047, 1242759, 1361117, 4083351, 9527819, 28583457]

約数ペア:

[(1, 28583457), (3, 9527819), (7, 4083351), (21, 1361117), (23, 1242759), (31, 922047), (69, 414253), (83, 344379), (93, 307349), (161, 177537), (217, 131721), (249, 114793), (483, 59179), (529, 54033), (581, 49197), (651, 43907), (713, 40089), (1587, 18011), (1743, 16399), (1909, 14973), (2139, 13363), (2573, 11109), (3703, 7719), (4991, 5727)]