84186879

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 130744320

約数和(自身を除く): 46557441

約数列:

[1, 3, 7, 21, 139, 151, 191, 417, 453, 573, 973, 1057, 1337, 2919, 3171, 4011, 20989, 26549, 28841, 62967, 79647, 86523, 146923, 185843, 201887, 440769, 557529, 605661, 4008899, 12026697, 28062293, 84186879]

約数ペア:

[(1, 84186879), (3, 28062293), (7, 12026697), (21, 4008899), (139, 605661), (151, 557529), (191, 440769), (417, 201887), (453, 185843), (573, 146923), (973, 86523), (1057, 79647), (1337, 62967), (2919, 28841), (3171, 26549), (4011, 20989)]