327996872

素因数分解:

$2^3\times 7^1\times {\mathrm{643}}^1\times {\mathrm{9109}}^1$

素因数の和:9765

約数の個数: 32

約数和(自身を含む): 704020800

約数和(自身を除く): 376023928

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 643, 1286, 2572, 4501, 5144, 9002, 9109, 18004, 18218, 36008, 36436, 63763, 72872, 127526, 255052, 510104, 5857087, 11714174, 23428348, 40999609, 46856696, 81999218, 163998436, 327996872]

約数ペア:

[(1, 327996872), (2, 163998436), (4, 81999218), (7, 46856696), (8, 40999609), (14, 23428348), (28, 11714174), (56, 5857087), (643, 510104), (1286, 255052), (2572, 127526), (4501, 72872), (5144, 63763), (9002, 36436), (9109, 36008), (18004, 18218)]