64878948

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{8461}}^1$

素因数の和:8545

約数の個数: 48

約数和(自身を含む): 170593920

約数和(自身を除く): 105714972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 213, 284, 426, 639, 852, 1278, 1917, 2556, 3834, 7668, 8461, 16922, 25383, 33844, 50766, 76149, 101532, 152298, 228447, 304596, 456894, 600731, 913788, 1201462, 1802193, 2402924, 3604386, 5406579, 7208772, 10813158, 16219737, 21626316, 32439474, 64878948]

約数ペア:

[(1, 64878948), (2, 32439474), (3, 21626316), (4, 16219737), (6, 10813158), (9, 7208772), (12, 5406579), (18, 3604386), (27, 2402924), (36, 1802193), (54, 1201462), (71, 913788), (108, 600731), (142, 456894), (213, 304596), (284, 228447), (426, 152298), (639, 101532), (852, 76149), (1278, 50766), (1917, 33844), (2556, 25383), (3834, 16922), (7668, 8461)]