28453852

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{113}}^1$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 63546336

約数和(自身を除く): 35092484

約数列:

[1, 2, 4, 7, 14, 17, 23, 28, 34, 46, 68, 92, 113, 119, 161, 226, 238, 322, 391, 452, 476, 529, 644, 782, 791, 1058, 1564, 1582, 1921, 2116, 2599, 2737, 3164, 3703, 3842, 5198, 5474, 7406, 7684, 8993, 10396, 10948, 13447, 14812, 17986, 18193, 26894, 35972, 36386, 44183, 53788, 59777, 62951, 72772, 88366, 119554, 125902, 176732, 239108, 251804, 309281, 418439, 618562, 836878, 1016209, 1237124, 1673756, 2032418, 4064836, 7113463, 14226926, 28453852]

約数ペア:

[(1, 28453852), (2, 14226926), (4, 7113463), (7, 4064836), (14, 2032418), (17, 1673756), (23, 1237124), (28, 1016209), (34, 836878), (46, 618562), (68, 418439), (92, 309281), (113, 251804), (119, 239108), (161, 176732), (226, 125902), (238, 119554), (322, 88366), (391, 72772), (452, 62951), (476, 59777), (529, 53788), (644, 44183), (782, 36386), (791, 35972), (1058, 26894), (1564, 18193), (1582, 17986), (1921, 14812), (2116, 13447), (2599, 10948), (2737, 10396), (3164, 8993), (3703, 7684), (3842, 7406), (5198, 5474)]