8478994472

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{641959}}^1$

素因数の和:642105

約数の個数: 32

約数和(自身を含む): 17255884800

約数和(自身を除く): 8776890328

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 127, 254, 508, 1016, 1651, 3302, 6604, 13208, 641959, 1283918, 2567836, 5135672, 8345467, 16690934, 33381868, 66763736, 81528793, 163057586, 326115172, 652230344, 1059874309, 2119748618, 4239497236, 8478994472]

約数ペア:

[(1, 8478994472), (2, 4239497236), (4, 2119748618), (8, 1059874309), (13, 652230344), (26, 326115172), (52, 163057586), (104, 81528793), (127, 66763736), (254, 33381868), (508, 16690934), (1016, 8345467), (1651, 5135672), (3302, 2567836), (6604, 1283918), (13208, 641959)]