638737812

素因数分解:

$2^2\times 3^4\times {\mathrm{233}}^1\times {\mathrm{8461}}^1$

素因数の和:8710

約数の個数: 60

約数和(自身を含む): 1677151476

約数和(自身を除く): 1038413664

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 233, 324, 466, 699, 932, 1398, 2097, 2796, 4194, 6291, 8388, 8461, 12582, 16922, 18873, 25164, 25383, 33844, 37746, 50766, 75492, 76149, 101532, 152298, 228447, 304596, 456894, 685341, 913788, 1370682, 1971413, 2741364, 3942826, 5914239, 7885652, 11828478, 17742717, 23656956, 35485434, 53228151, 70970868, 106456302, 159684453, 212912604, 319368906, 638737812]

約数ペア:

[(1, 638737812), (2, 319368906), (3, 212912604), (4, 159684453), (6, 106456302), (9, 70970868), (12, 53228151), (18, 35485434), (27, 23656956), (36, 17742717), (54, 11828478), (81, 7885652), (108, 5914239), (162, 3942826), (233, 2741364), (324, 1971413), (466, 1370682), (699, 913788), (932, 685341), (1398, 456894), (2097, 304596), (2796, 228447), (4194, 152298), (6291, 101532), (8388, 76149), (8461, 75492), (12582, 50766), (16922, 37746), (18873, 33844), (25164, 25383)]