67743728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{325691}}^1$

素因数の和:325712

約数の個数: 20

約数和(自身を含む): 141350328

約数和(自身を除く): 73606600

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 325691, 651382, 1302764, 2605528, 4233983, 5211056, 8467966, 16935932, 33871864, 67743728]

約数ペア:

[(1, 67743728), (2, 33871864), (4, 16935932), (8, 8467966), (13, 5211056), (16, 4233983), (26, 2605528), (52, 1302764), (104, 651382), (208, 325691)]