628458858

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{2903}}^1$

素因数の和:3144

約数の個数: 64

約数和(自身を含む): 1477555200

約数和(自身を除く): 849096342

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 211, 342, 422, 513, 633, 1026, 1266, 1899, 2903, 3798, 4009, 5697, 5806, 8018, 8709, 11394, 12027, 17418, 24054, 26127, 36081, 52254, 55157, 72162, 78381, 108243, 110314, 156762, 165471, 216486, 330942, 496413, 612533, 992826, 1225066, 1489239, 1837599, 2978478, 3675198, 5512797, 11025594, 11638127, 16538391, 23276254, 33076782, 34914381, 69828762, 104743143, 209486286, 314229429, 628458858]

約数ペア:

[(1, 628458858), (2, 314229429), (3, 209486286), (6, 104743143), (9, 69828762), (18, 34914381), (19, 33076782), (27, 23276254), (38, 16538391), (54, 11638127), (57, 11025594), (114, 5512797), (171, 3675198), (211, 2978478), (342, 1837599), (422, 1489239), (513, 1225066), (633, 992826), (1026, 612533), (1266, 496413), (1899, 330942), (2903, 216486), (3798, 165471), (4009, 156762), (5697, 110314), (5806, 108243), (8018, 78381), (8709, 72162), (11394, 55157), (12027, 52254), (17418, 36081), (24054, 26127)]