80485671

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2347}}^1$

素因数の和:2451

約数の個数: 32

約数和(自身を含む): 129835008

約数和(自身を除く): 49349337

約数列:

[1, 3, 7, 21, 23, 69, 71, 161, 213, 483, 497, 1491, 1633, 2347, 4899, 7041, 11431, 16429, 34293, 49287, 53981, 161943, 166637, 377867, 499911, 1133601, 1166459, 3499377, 3832651, 11497953, 26828557, 80485671]

約数ペア:

[(1, 80485671), (3, 26828557), (7, 11497953), (21, 3832651), (23, 3499377), (69, 1166459), (71, 1133601), (161, 499911), (213, 377867), (483, 166637), (497, 161943), (1491, 53981), (1633, 49287), (2347, 34293), (4899, 16429), (7041, 11431)]