87194289

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10303}}^1$

素因数の和:10357

約数の個数: 32

約数和(自身を含む): 147718144

約数和(自身を除く): 60523855

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 651, 1209, 2821, 8463, 10303, 30909, 72121, 133939, 216363, 319393, 401817, 937573, 958179, 2235751, 2812719, 4152109, 6707253, 12456327, 29064763, 87194289]

約数ペア:

[(1, 87194289), (3, 29064763), (7, 12456327), (13, 6707253), (21, 4152109), (31, 2812719), (39, 2235751), (91, 958179), (93, 937573), (217, 401817), (273, 319393), (403, 216363), (651, 133939), (1209, 72121), (2821, 30909), (8463, 10303)]