78055887

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2087}}^1$

素因数の和:2247

約数の個数: 32

約数和(自身を含む): 129088512

約数和(自身を除く): 51032625

約数列:

[1, 3, 7, 13, 21, 39, 91, 137, 273, 411, 959, 1781, 2087, 2877, 5343, 6261, 12467, 14609, 27131, 37401, 43827, 81393, 189917, 285919, 569751, 857757, 2001433, 3716947, 6004299, 11150841, 26018629, 78055887]

約数ペア:

[(1, 78055887), (3, 26018629), (7, 11150841), (13, 6004299), (21, 3716947), (39, 2001433), (91, 857757), (137, 569751), (273, 285919), (411, 189917), (959, 81393), (1781, 43827), (2087, 37401), (2877, 27131), (5343, 14609), (6261, 12467)]