290720536

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{863}}^1\times {\mathrm{2477}}^1$

素因数の和:3363

約数の個数: 32

約数和(自身を含む): 578067840

約数和(自身を除く): 287347304

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 863, 1726, 2477, 3452, 4954, 6904, 9908, 14671, 19816, 29342, 42109, 58684, 84218, 117368, 168436, 336872, 2137651, 4275302, 8550604, 17101208, 36340067, 72680134, 145360268, 290720536]

約数ペア:

[(1, 290720536), (2, 145360268), (4, 72680134), (8, 36340067), (17, 17101208), (34, 8550604), (68, 4275302), (136, 2137651), (863, 336872), (1726, 168436), (2477, 117368), (3452, 84218), (4954, 58684), (6904, 42109), (9908, 29342), (14671, 19816)]