28707016

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1249}}^1$

素因数の和:1298

約数の個数: 48

約数和(自身を含む): 61762500

約数和(自身を除く): 33055484

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 169, 221, 338, 442, 676, 884, 1249, 1352, 1768, 2498, 2873, 4996, 5746, 9992, 11492, 16237, 21233, 22984, 32474, 42466, 64948, 84932, 129896, 169864, 211081, 276029, 422162, 552058, 844324, 1104116, 1688648, 2208232, 3588377, 7176754, 14353508, 28707016]

約数ペア:

[(1, 28707016), (2, 14353508), (4, 7176754), (8, 3588377), (13, 2208232), (17, 1688648), (26, 1104116), (34, 844324), (52, 552058), (68, 422162), (104, 276029), (136, 211081), (169, 169864), (221, 129896), (338, 84932), (442, 64948), (676, 42466), (884, 32474), (1249, 22984), (1352, 21233), (1768, 16237), (2498, 11492), (2873, 9992), (4996, 5746)]