31267158

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 70920192

約数和(自身を除く): 39653034

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 67, 78, 93, 134, 186, 193, 201, 386, 402, 403, 579, 806, 871, 1158, 1209, 1742, 2077, 2418, 2509, 2613, 4154, 5018, 5226, 5983, 6231, 7527, 11966, 12462, 12931, 15054, 17949, 25862, 27001, 35898, 38793, 54002, 77586, 77779, 81003, 155558, 162006, 168103, 233337, 336206, 400861, 466674, 504309, 801722, 1008618, 1202583, 2405166, 5211193, 10422386, 15633579, 31267158]

約数ペア:

[(1, 31267158), (2, 15633579), (3, 10422386), (6, 5211193), (13, 2405166), (26, 1202583), (31, 1008618), (39, 801722), (62, 504309), (67, 466674), (78, 400861), (93, 336206), (134, 233337), (186, 168103), (193, 162006), (201, 155558), (386, 81003), (402, 77779), (403, 77586), (579, 54002), (806, 38793), (871, 35898), (1158, 27001), (1209, 25862), (1742, 17949), (2077, 15054), (2418, 12931), (2509, 12462), (2613, 11966), (4154, 7527), (5018, 6231), (5226, 5983)]