28783155

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 47496960

約数和(自身を除く): 18713805

約数列:

[1, 3, 5, 15, 61, 83, 183, 249, 305, 379, 415, 915, 1137, 1245, 1895, 5063, 5685, 15189, 23119, 25315, 31457, 69357, 75945, 94371, 115595, 157285, 346785, 471855, 1918877, 5756631, 9594385, 28783155]

約数ペア:

[(1, 28783155), (3, 9594385), (5, 5756631), (15, 1918877), (61, 471855), (83, 346785), (183, 157285), (249, 115595), (305, 94371), (379, 75945), (415, 69357), (915, 31457), (1137, 25315), (1245, 23119), (1895, 15189), (5063, 5685)]