198762015

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{967}}^1$

素因数の和:1239

約数の個数: 32

約数和(自身を含む): 324504576

約数和(自身を除く): 125742561

約数列:

[1, 3, 5, 15, 71, 193, 213, 355, 579, 965, 967, 1065, 2895, 2901, 4835, 13703, 14505, 41109, 68515, 68657, 186631, 205545, 205971, 343285, 559893, 933155, 1029855, 2799465, 13250801, 39752403, 66254005, 198762015]

約数ペア:

[(1, 198762015), (3, 66254005), (5, 39752403), (15, 13250801), (71, 2799465), (193, 1029855), (213, 933155), (355, 559893), (579, 343285), (965, 205971), (967, 205545), (1065, 186631), (2895, 68657), (2901, 68515), (4835, 41109), (13703, 14505)]