81784404

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19417}}^1$

素因数の和:19446

約数の個数: 60

約数和(自身を含む): 230258644

約数和(自身を除く): 148474240

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, 19417, 38834, 58251, 77668, 116502, 174753, 233004, 252421, 349506, 504842, 524259, 699012, 757263, 1009684, 1048518, 1514526, 1572777, 2097036, 2271789, 3029052, 3145554, 4543578, 6291108, 6815367, 9087156, 13630734, 20446101, 27261468, 40892202, 81784404]

約数ペア:

[(1, 81784404), (2, 40892202), (3, 27261468), (4, 20446101), (6, 13630734), (9, 9087156), (12, 6815367), (13, 6291108), (18, 4543578), (26, 3145554), (27, 3029052), (36, 2271789), (39, 2097036), (52, 1572777), (54, 1514526), (78, 1048518), (81, 1009684), (108, 757263), (117, 699012), (156, 524259), (162, 504842), (234, 349506), (324, 252421), (351, 233004), (468, 174753), (702, 116502), (1053, 77668), (1404, 58251), (2106, 38834), (4212, 19417)]