25991518

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1523}}^1$

素因数の和:1608

約数の個数: 32

約数和(自身を含む): 47402496

約数和(自身を除く): 21410978

約数列:

[1, 2, 7, 14, 23, 46, 53, 106, 161, 322, 371, 742, 1219, 1523, 2438, 3046, 8533, 10661, 17066, 21322, 35029, 70058, 80719, 161438, 245203, 490406, 565033, 1130066, 1856537, 3713074, 12995759, 25991518]

約数ペア:

[(1, 25991518), (2, 12995759), (7, 3713074), (14, 1856537), (23, 1130066), (46, 565033), (53, 490406), (106, 245203), (161, 161438), (322, 80719), (371, 70058), (742, 35029), (1219, 21322), (1523, 17066), (2438, 10661), (3046, 8533)]