56131215

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{76369}}^1$

素因数の和:76391

約数の個数: 24

約数和(自身を含む): 104474160

約数和(自身を除く): 48342945

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 76369, 229107, 381845, 534583, 1145535, 1603749, 2672915, 3742081, 8018745, 11226243, 18710405, 56131215]

約数ペア:

[(1, 56131215), (3, 18710405), (5, 11226243), (7, 8018745), (15, 3742081), (21, 2672915), (35, 1603749), (49, 1145535), (105, 534583), (147, 381845), (245, 229107), (735, 76369)]