31287195

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4931}}^1$

素因数の和:4992

約数の個数: 32

約数和(自身を含む): 56816640

約数和(自身を除く): 25529445

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 135, 141, 235, 423, 705, 1269, 2115, 4931, 6345, 14793, 24655, 44379, 73965, 133137, 221895, 231757, 665685, 695271, 1158785, 2085813, 3476355, 6257439, 10429065, 31287195]

約数ペア:

[(1, 31287195), (3, 10429065), (5, 6257439), (9, 3476355), (15, 2085813), (27, 1158785), (45, 695271), (47, 665685), (135, 231757), (141, 221895), (235, 133137), (423, 73965), (705, 44379), (1269, 24655), (2115, 14793), (4931, 6345)]