81801252

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19421}}^1$

素因数の和:19450

約数の個数: 60

約数和(自身を含む): 230306076

約数和(自身を除く): 148504824

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 324, 351, 468, 702, 1053, 1404, 2106, 4212, 19421, 38842, 58263, 77684, 116526, 174789, 233052, 252473, 349578, 504946, 524367, 699156, 757419, 1009892, 1048734, 1514838, 1573101, 2097468, 2272257, 3029676, 3146202, 4544514, 6292404, 6816771, 9089028, 13633542, 20450313, 27267084, 40900626, 81801252]

約数ペア:

[(1, 81801252), (2, 40900626), (3, 27267084), (4, 20450313), (6, 13633542), (9, 9089028), (12, 6816771), (13, 6292404), (18, 4544514), (26, 3146202), (27, 3029676), (36, 2272257), (39, 2097468), (52, 1573101), (54, 1514838), (78, 1048734), (81, 1009892), (108, 757419), (117, 699156), (156, 524367), (162, 504946), (234, 349578), (324, 252473), (351, 233052), (468, 174789), (702, 116526), (1053, 77684), (1404, 58263), (2106, 38842), (4212, 19421)]