128653616

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^2\times {\mathrm{971}}^1$

素因数の和:1019

約数の個数: 90

約数和(自身を含む): 314306892

約数和(自身を除く): 185653276

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 169, 182, 196, 208, 338, 364, 392, 637, 676, 728, 784, 971, 1183, 1274, 1352, 1456, 1942, 2366, 2548, 2704, 3884, 4732, 5096, 6797, 7768, 8281, 9464, 10192, 12623, 13594, 15536, 16562, 18928, 25246, 27188, 33124, 47579, 50492, 54376, 66248, 88361, 95158, 100984, 108752, 132496, 164099, 176722, 190316, 201968, 328198, 353444, 380632, 618527, 656396, 706888, 761264, 1148693, 1237054, 1312792, 1413776, 2297386, 2474108, 2625584, 4594772, 4948216, 8040851, 9189544, 9896432, 16081702, 18379088, 32163404, 64326808, 128653616]

約数ペア:

[(1, 128653616), (2, 64326808), (4, 32163404), (7, 18379088), (8, 16081702), (13, 9896432), (14, 9189544), (16, 8040851), (26, 4948216), (28, 4594772), (49, 2625584), (52, 2474108), (56, 2297386), (91, 1413776), (98, 1312792), (104, 1237054), (112, 1148693), (169, 761264), (182, 706888), (196, 656396), (208, 618527), (338, 380632), (364, 353444), (392, 328198), (637, 201968), (676, 190316), (728, 176722), (784, 164099), (971, 132496), (1183, 108752), (1274, 100984), (1352, 95158), (1456, 88361), (1942, 66248), (2366, 54376), (2548, 50492), (2704, 47579), (3884, 33124), (4732, 27188), (5096, 25246), (6797, 18928), (7768, 16562), (8281, 15536), (9464, 13594), (10192, 12623)]