31531038

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{491}}^1$

素因数の和:653

約数の個数: 64

約数和(自身を含む): 79349760

約数和(自身を除く): 47818722

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 139, 154, 231, 278, 417, 462, 491, 834, 973, 982, 1473, 1529, 1946, 2919, 2946, 3058, 3437, 4587, 5401, 5838, 6874, 9174, 10311, 10703, 10802, 16203, 20622, 21406, 32109, 32406, 37807, 64218, 68249, 75614, 113421, 136498, 204747, 226842, 409494, 477743, 750739, 955486, 1433229, 1501478, 2252217, 2866458, 4504434, 5255173, 10510346, 15765519, 31531038]

約数ペア:

[(1, 31531038), (2, 15765519), (3, 10510346), (6, 5255173), (7, 4504434), (11, 2866458), (14, 2252217), (21, 1501478), (22, 1433229), (33, 955486), (42, 750739), (66, 477743), (77, 409494), (139, 226842), (154, 204747), (231, 136498), (278, 113421), (417, 75614), (462, 68249), (491, 64218), (834, 37807), (973, 32406), (982, 32109), (1473, 21406), (1529, 20622), (1946, 16203), (2919, 10802), (2946, 10703), (3058, 10311), (3437, 9174), (4587, 6874), (5401, 5838)]