281301972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{3121}}^1$

素因数の和:3201

約数の個数: 96

約数和(自身を含む): 797233920

約数和(自身を除く): 515931948

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 37, 42, 58, 74, 84, 87, 111, 116, 148, 174, 203, 222, 259, 348, 406, 444, 518, 609, 777, 812, 1036, 1073, 1218, 1554, 2146, 2436, 3108, 3121, 3219, 4292, 6242, 6438, 7511, 9363, 12484, 12876, 15022, 18726, 21847, 22533, 30044, 37452, 43694, 45066, 65541, 87388, 90132, 90509, 115477, 131082, 181018, 230954, 262164, 271527, 346431, 362036, 461908, 543054, 633563, 692862, 808339, 1086108, 1267126, 1385724, 1616678, 1900689, 2425017, 2534252, 3233356, 3348833, 3801378, 4850034, 6697666, 7602756, 9700068, 10046499, 13395332, 20092998, 23441831, 40185996, 46883662, 70325493, 93767324, 140650986, 281301972]

約数ペア:

[(1, 281301972), (2, 140650986), (3, 93767324), (4, 70325493), (6, 46883662), (7, 40185996), (12, 23441831), (14, 20092998), (21, 13395332), (28, 10046499), (29, 9700068), (37, 7602756), (42, 6697666), (58, 4850034), (74, 3801378), (84, 3348833), (87, 3233356), (111, 2534252), (116, 2425017), (148, 1900689), (174, 1616678), (203, 1385724), (222, 1267126), (259, 1086108), (348, 808339), (406, 692862), (444, 633563), (518, 543054), (609, 461908), (777, 362036), (812, 346431), (1036, 271527), (1073, 262164), (1218, 230954), (1554, 181018), (2146, 131082), (2436, 115477), (3108, 90509), (3121, 90132), (3219, 87388), (4292, 65541), (6242, 45066), (6438, 43694), (7511, 37452), (9363, 30044), (12484, 22533), (12876, 21847), (15022, 18726)]