43749972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1249}}^1$

素因数の和:1405

約数の個数: 72

約数和(自身を含む): 127400000

約数和(自身を除く): 83650028

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, 1249, 1251, 1668, 1946, 2498, 2502, 2919, 3747, 3892, 4996, 5004, 5838, 7494, 8743, 8757, 11241, 11676, 14988, 17486, 17514, 22482, 26229, 34972, 35028, 44964, 52458, 78687, 104916, 157374, 173611, 314748, 347222, 520833, 694444, 1041666, 1215277, 1562499, 2083332, 2430554, 3124998, 3645831, 4861108, 6249996, 7291662, 10937493, 14583324, 21874986, 43749972]

約数ペア:

[(1, 43749972), (2, 21874986), (3, 14583324), (4, 10937493), (6, 7291662), (7, 6249996), (9, 4861108), (12, 3645831), (14, 3124998), (18, 2430554), (21, 2083332), (28, 1562499), (36, 1215277), (42, 1041666), (63, 694444), (84, 520833), (126, 347222), (139, 314748), (252, 173611), (278, 157374), (417, 104916), (556, 78687), (834, 52458), (973, 44964), (1249, 35028), (1251, 34972), (1668, 26229), (1946, 22482), (2498, 17514), (2502, 17486), (2919, 14988), (3747, 11676), (3892, 11241), (4996, 8757), (5004, 8743), (5838, 7494)]