1995530121

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{21617}}^1$

素因数の和:21902

約数の個数: 32

約数和(自身を含む): 3196005120

約数和(自身を除く): 1200474999

約数列:

[1, 3, 9, 13, 27, 39, 117, 263, 351, 789, 2367, 3419, 7101, 10257, 21617, 30771, 64851, 92313, 194553, 281021, 583659, 843063, 2529189, 5685271, 7587567, 17055813, 51167439, 73908523, 153502317, 221725569, 665176707, 1995530121]

約数ペア:

[(1, 1995530121), (3, 665176707), (9, 221725569), (13, 153502317), (27, 73908523), (39, 51167439), (117, 17055813), (263, 7587567), (351, 5685271), (789, 2529189), (2367, 843063), (3419, 583659), (7101, 281021), (10257, 194553), (21617, 92313), (30771, 64851)]