78156555

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1\times {\mathrm{373}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 127997760

約数和(自身を除く): 49841205

約数列:

[1, 3, 5, 15, 61, 183, 229, 305, 373, 687, 915, 1119, 1145, 1865, 3435, 5595, 13969, 22753, 41907, 68259, 69845, 85417, 113765, 209535, 256251, 341295, 427085, 1281255, 5210437, 15631311, 26052185, 78156555]

約数ペア:

[(1, 78156555), (3, 26052185), (5, 15631311), (15, 5210437), (61, 1281255), (183, 427085), (229, 341295), (305, 256251), (373, 209535), (687, 113765), (915, 85417), (1119, 69845), (1145, 68259), (1865, 41907), (3435, 22753), (5595, 13969)]