28530488

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1303}}^1$

素因数の和:1356

約数の個数: 64

約数和(自身を含む): 67599360

約数和(自身を除く): 39068872

約数列:

[1, 2, 4, 7, 8, 14, 17, 23, 28, 34, 46, 56, 68, 92, 119, 136, 161, 184, 238, 322, 391, 476, 644, 782, 952, 1288, 1303, 1564, 2606, 2737, 3128, 5212, 5474, 9121, 10424, 10948, 18242, 21896, 22151, 29969, 36484, 44302, 59938, 72968, 88604, 119876, 155057, 177208, 209783, 239752, 310114, 419566, 509473, 620228, 839132, 1018946, 1240456, 1678264, 2037892, 3566311, 4075784, 7132622, 14265244, 28530488]

約数ペア:

[(1, 28530488), (2, 14265244), (4, 7132622), (7, 4075784), (8, 3566311), (14, 2037892), (17, 1678264), (23, 1240456), (28, 1018946), (34, 839132), (46, 620228), (56, 509473), (68, 419566), (92, 310114), (119, 239752), (136, 209783), (161, 177208), (184, 155057), (238, 119876), (322, 88604), (391, 72968), (476, 59938), (644, 44302), (782, 36484), (952, 29969), (1288, 22151), (1303, 21896), (1564, 18242), (2606, 10948), (2737, 10424), (3128, 9121), (5212, 5474)]