28734153

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1451}}^1$

素因数の和:1525

約数の個数: 32

約数和(自身を含む): 46835712

約数和(自身を除く): 18101559

約数列:

[1, 3, 7, 21, 23, 41, 69, 123, 161, 287, 483, 861, 943, 1451, 2829, 4353, 6601, 10157, 19803, 30471, 33373, 59491, 100119, 178473, 233611, 416437, 700833, 1249311, 1368293, 4104879, 9578051, 28734153]

約数ペア:

[(1, 28734153), (3, 9578051), (7, 4104879), (21, 1368293), (23, 1249311), (41, 700833), (69, 416437), (123, 233611), (161, 178473), (287, 100119), (483, 59491), (861, 33373), (943, 30471), (1451, 19803), (2829, 10157), (4353, 6601)]