261645468

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{16139}}^1$

素因数の和:16346

約数の個数: 48

約数和(自身を含む): 701379840

約数和(自身を除く): 439734372

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 193, 386, 579, 772, 1158, 1351, 2316, 2702, 4053, 5404, 8106, 16139, 16212, 32278, 48417, 64556, 96834, 112973, 193668, 225946, 338919, 451892, 677838, 1355676, 3114827, 6229654, 9344481, 12459308, 18688962, 21803789, 37377924, 43607578, 65411367, 87215156, 130822734, 261645468]

約数ペア:

[(1, 261645468), (2, 130822734), (3, 87215156), (4, 65411367), (6, 43607578), (7, 37377924), (12, 21803789), (14, 18688962), (21, 12459308), (28, 9344481), (42, 6229654), (84, 3114827), (193, 1355676), (386, 677838), (579, 451892), (772, 338919), (1158, 225946), (1351, 193668), (2316, 112973), (2702, 96834), (4053, 64556), (5404, 48417), (8106, 32278), (16139, 16212)]