890473506

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{21419}}^1$

素因数の和:21491

約数の個数: 48

約数和(自身を含む): 1975609440

約数和(自身を除く): 1085135934

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 78, 82, 123, 169, 246, 338, 507, 533, 1014, 1066, 1599, 3198, 6929, 13858, 20787, 21419, 41574, 42838, 64257, 128514, 278447, 556894, 835341, 878179, 1670682, 1756358, 2634537, 3619811, 5269074, 7239622, 10859433, 11416327, 21718866, 22832654, 34248981, 68497962, 148412251, 296824502, 445236753, 890473506]

約数ペア:

[(1, 890473506), (2, 445236753), (3, 296824502), (6, 148412251), (13, 68497962), (26, 34248981), (39, 22832654), (41, 21718866), (78, 11416327), (82, 10859433), (123, 7239622), (169, 5269074), (246, 3619811), (338, 2634537), (507, 1756358), (533, 1670682), (1014, 878179), (1066, 835341), (1599, 556894), (3198, 278447), (6929, 128514), (13858, 64257), (20787, 42838), (21419, 41574)]