81943638

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:246

約数の個数: 96

約数和(自身を含む): 204889344

約数和(自身を除く): 122945706

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 43, 51, 86, 102, 119, 129, 157, 238, 258, 289, 301, 314, 357, 471, 578, 602, 714, 731, 867, 903, 942, 1099, 1462, 1734, 1806, 2023, 2193, 2198, 2669, 3297, 4046, 4386, 5117, 5338, 6069, 6594, 6751, 8007, 10234, 12138, 12427, 13502, 15351, 16014, 18683, 20253, 24854, 30702, 37281, 37366, 40506, 45373, 47257, 56049, 74562, 86989, 90746, 94514, 112098, 114767, 136119, 141771, 173978, 229534, 260967, 272238, 283542, 317611, 344301, 521934, 635222, 688602, 803369, 952833, 1606738, 1905666, 1951039, 2410107, 3902078, 4820214, 5853117, 11706234, 13657273, 27314546, 40971819, 81943638]

約数ペア:

[(1, 81943638), (2, 40971819), (3, 27314546), (6, 13657273), (7, 11706234), (14, 5853117), (17, 4820214), (21, 3902078), (34, 2410107), (42, 1951039), (43, 1905666), (51, 1606738), (86, 952833), (102, 803369), (119, 688602), (129, 635222), (157, 521934), (238, 344301), (258, 317611), (289, 283542), (301, 272238), (314, 260967), (357, 229534), (471, 173978), (578, 141771), (602, 136119), (714, 114767), (731, 112098), (867, 94514), (903, 90746), (942, 86989), (1099, 74562), (1462, 56049), (1734, 47257), (1806, 45373), (2023, 40506), (2193, 37366), (2198, 37281), (2669, 30702), (3297, 24854), (4046, 20253), (4386, 18683), (5117, 16014), (5338, 15351), (6069, 13502), (6594, 12427), (6751, 12138), (8007, 10234)]