42756558

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 95800320

約数和(自身を除く): 53043762

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 94, 107, 109, 141, 214, 218, 282, 321, 327, 611, 642, 654, 1222, 1391, 1417, 1833, 2782, 2834, 3666, 4173, 4251, 5029, 5123, 8346, 8502, 10058, 10246, 11663, 15087, 15369, 23326, 30174, 30738, 34989, 65377, 66599, 69978, 130754, 133198, 151619, 196131, 199797, 303238, 392262, 399594, 454857, 548161, 909714, 1096322, 1644483, 3288966, 7126093, 14252186, 21378279, 42756558]

約数ペア:

[(1, 42756558), (2, 21378279), (3, 14252186), (6, 7126093), (13, 3288966), (26, 1644483), (39, 1096322), (47, 909714), (78, 548161), (94, 454857), (107, 399594), (109, 392262), (141, 303238), (214, 199797), (218, 196131), (282, 151619), (321, 133198), (327, 130754), (611, 69978), (642, 66599), (654, 65377), (1222, 34989), (1391, 30738), (1417, 30174), (1833, 23326), (2782, 15369), (2834, 15087), (3666, 11663), (4173, 10246), (4251, 10058), (5029, 8502), (5123, 8346)]