28424228

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{101}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 63174720

約数和(自身を除く): 34750492

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 76, 92, 101, 133, 161, 202, 266, 322, 404, 437, 529, 532, 644, 707, 874, 1058, 1414, 1748, 1919, 2116, 2323, 2828, 3059, 3703, 3838, 4646, 6118, 7406, 7676, 9292, 10051, 12236, 13433, 14812, 16261, 20102, 26866, 32522, 40204, 44137, 53429, 53732, 65044, 70357, 88274, 106858, 140714, 176548, 213716, 281428, 308959, 374003, 617918, 748006, 1015151, 1235836, 1496012, 2030302, 4060604, 7106057, 14212114, 28424228]

約数ペア:

[(1, 28424228), (2, 14212114), (4, 7106057), (7, 4060604), (14, 2030302), (19, 1496012), (23, 1235836), (28, 1015151), (38, 748006), (46, 617918), (76, 374003), (92, 308959), (101, 281428), (133, 213716), (161, 176548), (202, 140714), (266, 106858), (322, 88274), (404, 70357), (437, 65044), (529, 53732), (532, 53429), (644, 44137), (707, 40204), (874, 32522), (1058, 26866), (1414, 20102), (1748, 16261), (1919, 14812), (2116, 13433), (2323, 12236), (2828, 10051), (3059, 9292), (3703, 7676), (3838, 7406), (4646, 6118)]