81833418

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:316

約数の個数: 96

約数和(自身を含む): 199180800

約数和(自身を除く): 117347382

約数列:

[1, 2, 3, 6, 9, 18, 19, 29, 37, 38, 57, 58, 74, 87, 111, 114, 171, 174, 222, 223, 261, 333, 342, 446, 522, 551, 666, 669, 703, 1073, 1102, 1338, 1406, 1653, 2007, 2109, 2146, 3219, 3306, 4014, 4218, 4237, 4959, 6327, 6438, 6467, 8251, 8474, 9657, 9918, 12654, 12711, 12934, 16502, 19314, 19401, 20387, 24753, 25422, 38133, 38802, 40774, 49506, 58203, 61161, 74259, 76266, 116406, 122322, 122873, 148518, 156769, 183483, 239279, 245746, 313538, 366966, 368619, 470307, 478558, 717837, 737238, 940614, 1105857, 1410921, 1435674, 2153511, 2211714, 2821842, 4307022, 4546301, 9092602, 13638903, 27277806, 40916709, 81833418]

約数ペア:

[(1, 81833418), (2, 40916709), (3, 27277806), (6, 13638903), (9, 9092602), (18, 4546301), (19, 4307022), (29, 2821842), (37, 2211714), (38, 2153511), (57, 1435674), (58, 1410921), (74, 1105857), (87, 940614), (111, 737238), (114, 717837), (171, 478558), (174, 470307), (222, 368619), (223, 366966), (261, 313538), (333, 245746), (342, 239279), (446, 183483), (522, 156769), (551, 148518), (666, 122873), (669, 122322), (703, 116406), (1073, 76266), (1102, 74259), (1338, 61161), (1406, 58203), (1653, 49506), (2007, 40774), (2109, 38802), (2146, 38133), (3219, 25422), (3306, 24753), (4014, 20387), (4218, 19401), (4237, 19314), (4959, 16502), (6327, 12934), (6438, 12711), (6467, 12654), (8251, 9918), (8474, 9657)]