42891918

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:481

約数の個数: 64

約数和(自身を含む): 97044480

約数和(自身を除く): 54152562

約数列:

[1, 2, 3, 6, 17, 23, 34, 46, 47, 51, 69, 94, 102, 138, 141, 282, 389, 391, 778, 782, 799, 1081, 1167, 1173, 1598, 2162, 2334, 2346, 2397, 3243, 4794, 6486, 6613, 8947, 13226, 17894, 18283, 18377, 19839, 26841, 36566, 36754, 39678, 53682, 54849, 55131, 109698, 110262, 152099, 304198, 310811, 420509, 456297, 621622, 841018, 912594, 932433, 1261527, 1864866, 2523054, 7148653, 14297306, 21445959, 42891918]

約数ペア:

[(1, 42891918), (2, 21445959), (3, 14297306), (6, 7148653), (17, 2523054), (23, 1864866), (34, 1261527), (46, 932433), (47, 912594), (51, 841018), (69, 621622), (94, 456297), (102, 420509), (138, 310811), (141, 304198), (282, 152099), (389, 110262), (391, 109698), (778, 55131), (782, 54849), (799, 53682), (1081, 39678), (1167, 36754), (1173, 36566), (1598, 26841), (2162, 19839), (2334, 18377), (2346, 18283), (2397, 17894), (3243, 13226), (4794, 8947), (6486, 6613)]