66555209

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{1973}}^1$

素因数の和:2120

約数の個数: 16

約数和(自身を含む): 78328320

約数和(自身を除く): 11773111

約数列:

[1, 7, 61, 79, 427, 553, 1973, 4819, 13811, 33733, 120353, 155867, 842471, 1091069, 9507887, 66555209]

約数ペア:

[(1, 66555209), (7, 9507887), (61, 1091069), (79, 842471), (427, 155867), (553, 120353), (1973, 33733), (4819, 13811)]