989658488

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{194203}}^1$

素因数の和:194236

約数の個数: 48

約数和(自身を含む): 2324621880

約数和(自身を除く): 1334963392

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 5096, 194203, 388406, 776812, 1359421, 1553624, 2524639, 2718842, 5049278, 5437684, 9515947, 10098556, 10875368, 17672473, 19031894, 20197112, 35344946, 38063788, 70689892, 76127576, 123707311, 141379784, 247414622, 494829244, 989658488]

約数ペア:

[(1, 989658488), (2, 494829244), (4, 247414622), (7, 141379784), (8, 123707311), (13, 76127576), (14, 70689892), (26, 38063788), (28, 35344946), (49, 20197112), (52, 19031894), (56, 17672473), (91, 10875368), (98, 10098556), (104, 9515947), (182, 5437684), (196, 5049278), (364, 2718842), (392, 2524639), (637, 1553624), (728, 1359421), (1274, 776812), (2548, 388406), (5096, 194203)]