28345724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 56246400

約数和(自身を除く): 27900676

約数列:

[1, 2, 4, 11, 22, 44, 59, 61, 118, 122, 179, 236, 244, 358, 649, 671, 716, 1298, 1342, 1969, 2596, 2684, 3599, 3938, 7198, 7876, 10561, 10919, 14396, 21122, 21838, 39589, 42244, 43676, 79178, 116171, 120109, 158356, 232342, 240218, 464684, 480436, 644221, 1288442, 2576884, 7086431, 14172862, 28345724]

約数ペア:

[(1, 28345724), (2, 14172862), (4, 7086431), (11, 2576884), (22, 1288442), (44, 644221), (59, 480436), (61, 464684), (118, 240218), (122, 232342), (179, 158356), (236, 120109), (244, 116171), (358, 79178), (649, 43676), (671, 42244), (716, 39589), (1298, 21838), (1342, 21122), (1969, 14396), (2596, 10919), (2684, 10561), (3599, 7876), (3938, 7198)]