128797956

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3677}}^1$

素因数の和:3833

約数の個数: 72

約数和(自身を含む): 374861760

約数和(自身を除く): 246063804

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 139, 252, 278, 417, 556, 834, 973, 1251, 1668, 1946, 2502, 2919, 3677, 3892, 5004, 5838, 7354, 8757, 11031, 11676, 14708, 17514, 22062, 25739, 33093, 35028, 44124, 51478, 66186, 77217, 102956, 132372, 154434, 231651, 308868, 463302, 511103, 926604, 1022206, 1533309, 2044412, 3066618, 3577721, 4599927, 6133236, 7155442, 9199854, 10733163, 14310884, 18399708, 21466326, 32199489, 42932652, 64398978, 128797956]

約数ペア:

[(1, 128797956), (2, 64398978), (3, 42932652), (4, 32199489), (6, 21466326), (7, 18399708), (9, 14310884), (12, 10733163), (14, 9199854), (18, 7155442), (21, 6133236), (28, 4599927), (36, 3577721), (42, 3066618), (63, 2044412), (84, 1533309), (126, 1022206), (139, 926604), (252, 511103), (278, 463302), (417, 308868), (556, 231651), (834, 154434), (973, 132372), (1251, 102956), (1668, 77217), (1946, 66186), (2502, 51478), (2919, 44124), (3677, 35028), (3892, 33093), (5004, 25739), (5838, 22062), (7354, 17514), (8757, 14708), (11031, 11676)]