28547386

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 55987200

約数和(自身を除く): 27439814

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 59, 107, 118, 119, 133, 214, 238, 266, 323, 413, 646, 749, 826, 1003, 1121, 1498, 1819, 2006, 2033, 2242, 2261, 3638, 4066, 4522, 6313, 7021, 7847, 12626, 12733, 14042, 14231, 15694, 19057, 25466, 28462, 34561, 38114, 44191, 69122, 88382, 107321, 119947, 133399, 214642, 239894, 241927, 266798, 483854, 751247, 839629, 1502494, 1679258, 2039099, 4078198, 14273693, 28547386]

約数ペア:

[(1, 28547386), (2, 14273693), (7, 4078198), (14, 2039099), (17, 1679258), (19, 1502494), (34, 839629), (38, 751247), (59, 483854), (107, 266798), (118, 241927), (119, 239894), (133, 214642), (214, 133399), (238, 119947), (266, 107321), (323, 88382), (413, 69122), (646, 44191), (749, 38114), (826, 34561), (1003, 28462), (1121, 25466), (1498, 19057), (1819, 15694), (2006, 14231), (2033, 14042), (2242, 12733), (2261, 12626), (3638, 7847), (4066, 7021), (4522, 6313)]