66515764

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139739}}^1$

素因数の和:139767

約数の個数: 24

約数和(自身を含む): 140857920

約数和(自身を除く): 74342156

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 139739, 279478, 558956, 978173, 1956346, 2375563, 3912692, 4751126, 9502252, 16628941, 33257882, 66515764]

約数ペア:

[(1, 66515764), (2, 33257882), (4, 16628941), (7, 9502252), (14, 4751126), (17, 3912692), (28, 2375563), (34, 1956346), (68, 978173), (119, 558956), (238, 279478), (476, 139739)]