64996967

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^2\times {\mathrm{89}}^1$

素因数の和:168

約数の個数: 36

約数和(自身を含む): 84216240

約数和(自身を除く): 19219273

約数列:

[1, 7, 17, 19, 89, 119, 133, 289, 323, 361, 623, 1513, 1691, 2023, 2261, 2527, 5491, 6137, 10591, 11837, 25721, 28747, 32129, 38437, 42959, 104329, 180047, 201229, 224903, 488699, 546193, 730303, 3420893, 3823351, 9285281, 64996967]

約数ペア:

[(1, 64996967), (7, 9285281), (17, 3823351), (19, 3420893), (89, 730303), (119, 546193), (133, 488699), (289, 224903), (323, 201229), (361, 180047), (623, 104329), (1513, 42959), (1691, 38437), (2023, 32129), (2261, 28747), (2527, 25721), (5491, 11837), (6137, 10591)]