81109996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{7649}}^1$

素因数の和:7905

約数の個数: 24

約数和(自身を含む): 155509200

約数和(自身を除く): 74399204

約数列:

[1, 2, 4, 11, 22, 44, 241, 482, 964, 2651, 5302, 7649, 10604, 15298, 30596, 84139, 168278, 336556, 1843409, 3686818, 7373636, 20277499, 40554998, 81109996]

約数ペア:

[(1, 81109996), (2, 40554998), (4, 20277499), (11, 7373636), (22, 3686818), (44, 1843409), (241, 336556), (482, 168278), (964, 84139), (2651, 30596), (5302, 15298), (7649, 10604)]