12782091

素因数分解:

$3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{977}}^1$

素因数の和:1083

約数の個数: 24

約数和(自身を含む): 20068560

約数和(自身を除く): 7286469

約数列:

[1, 3, 7, 21, 49, 89, 147, 267, 623, 977, 1869, 2931, 4361, 6839, 13083, 20517, 47873, 86953, 143619, 260859, 608671, 1826013, 4260697, 12782091]

約数ペア:

[(1, 12782091), (3, 4260697), (7, 1826013), (21, 608671), (49, 260859), (89, 143619), (147, 86953), (267, 47873), (623, 20517), (977, 13083), (1869, 6839), (2931, 4361)]