1989468

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^2\times {\mathrm{109}}^1$

素因数の和:148

約数の個数: 72

約数和(自身を含む): 5636400

約数和(自身を除く): 3646932

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 109, 117, 156, 169, 218, 234, 327, 338, 351, 436, 468, 507, 654, 676, 702, 981, 1014, 1308, 1404, 1417, 1521, 1962, 2028, 2834, 2943, 3042, 3924, 4251, 4563, 5668, 5886, 6084, 8502, 9126, 11772, 12753, 17004, 18252, 18421, 25506, 36842, 38259, 51012, 55263, 73684, 76518, 110526, 153036, 165789, 221052, 331578, 497367, 663156, 994734, 1989468]

約数ペア:

[(1, 1989468), (2, 994734), (3, 663156), (4, 497367), (6, 331578), (9, 221052), (12, 165789), (13, 153036), (18, 110526), (26, 76518), (27, 73684), (36, 55263), (39, 51012), (52, 38259), (54, 36842), (78, 25506), (108, 18421), (109, 18252), (117, 17004), (156, 12753), (169, 11772), (218, 9126), (234, 8502), (327, 6084), (338, 5886), (351, 5668), (436, 4563), (468, 4251), (507, 3924), (654, 3042), (676, 2943), (702, 2834), (981, 2028), (1014, 1962), (1308, 1521), (1404, 1417)]