128594817

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{937}}^1$

素因数の和:999

約数の個数: 64

約数和(自身を含む): 226920960

約数和(自身を除く): 98326143

約数列:

[1, 3, 9, 13, 17, 23, 27, 39, 51, 69, 117, 153, 207, 221, 299, 351, 391, 459, 621, 663, 897, 937, 1173, 1989, 2691, 2811, 3519, 5083, 5967, 8073, 8433, 10557, 12181, 15249, 15929, 21551, 25299, 36543, 45747, 47787, 64653, 109629, 137241, 143361, 193959, 207077, 280163, 328887, 366367, 430083, 581877, 621231, 840489, 1099101, 1863693, 2521467, 3297303, 4762771, 5591079, 7564401, 9891909, 14288313, 42864939, 128594817]

約数ペア:

[(1, 128594817), (3, 42864939), (9, 14288313), (13, 9891909), (17, 7564401), (23, 5591079), (27, 4762771), (39, 3297303), (51, 2521467), (69, 1863693), (117, 1099101), (153, 840489), (207, 621231), (221, 581877), (299, 430083), (351, 366367), (391, 328887), (459, 280163), (621, 207077), (663, 193959), (897, 143361), (937, 137241), (1173, 109629), (1989, 64653), (2691, 47787), (2811, 45747), (3519, 36543), (5083, 25299), (5967, 21551), (8073, 15929), (8433, 15249), (10557, 12181)]