989631914

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1\times {\mathrm{1259}}^1$

素因数の和:1718

約数の個数: 32

約数和(自身を含む): 1603022400

約数和(自身を除く): 613390486

約数列:

[1, 2, 17, 34, 61, 122, 379, 758, 1037, 1259, 2074, 2518, 6443, 12886, 21403, 23119, 42806, 46238, 76799, 153598, 393023, 477161, 786046, 954322, 1305583, 2611166, 8111737, 16223474, 29106821, 58213642, 494815957, 989631914]

約数ペア:

[(1, 989631914), (2, 494815957), (17, 58213642), (34, 29106821), (61, 16223474), (122, 8111737), (379, 2611166), (758, 1305583), (1037, 954322), (1259, 786046), (2074, 477161), (2518, 393023), (6443, 153598), (12886, 76799), (21403, 46238), (23119, 42806)]