38686431

素因数分解:

$3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{2957}}^1$

素因数の和:3063

約数の個数: 24

約数和(自身を含む): 60698160

約数和(自身を除く): 22011729

約数列:

[1, 3, 7, 21, 49, 89, 147, 267, 623, 1869, 2957, 4361, 8871, 13083, 20699, 62097, 144893, 263173, 434679, 789519, 1842211, 5526633, 12895477, 38686431]

約数ペア:

[(1, 38686431), (3, 12895477), (7, 5526633), (21, 1842211), (49, 789519), (89, 434679), (147, 263173), (267, 144893), (623, 62097), (1869, 20699), (2957, 13083), (4361, 8871)]