31012542

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{491}}^1$

素因数の和:550

約数の個数: 72

約数和(自身を含む): 76560120

約数和(自身を除く): 45547578

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 29, 33, 58, 66, 87, 99, 121, 174, 198, 242, 261, 319, 363, 491, 522, 638, 726, 957, 982, 1089, 1473, 1914, 2178, 2871, 2946, 3509, 4419, 5401, 5742, 7018, 8838, 10527, 10802, 14239, 16203, 21054, 28478, 31581, 32406, 42717, 48609, 59411, 63162, 85434, 97218, 118822, 128151, 156629, 178233, 256302, 313258, 356466, 469887, 534699, 939774, 1069398, 1409661, 1722919, 2819322, 3445838, 5168757, 10337514, 15506271, 31012542]

約数ペア:

[(1, 31012542), (2, 15506271), (3, 10337514), (6, 5168757), (9, 3445838), (11, 2819322), (18, 1722919), (22, 1409661), (29, 1069398), (33, 939774), (58, 534699), (66, 469887), (87, 356466), (99, 313258), (121, 256302), (174, 178233), (198, 156629), (242, 128151), (261, 118822), (319, 97218), (363, 85434), (491, 63162), (522, 59411), (638, 48609), (726, 42717), (957, 32406), (982, 31581), (1089, 28478), (1473, 21054), (1914, 16203), (2178, 14239), (2871, 10802), (2946, 10527), (3509, 8838), (4419, 7018), (5401, 5742)]