78423754

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1663}}^1$

素因数の和:1774

約数の個数: 32

約数和(自身を含む): 132986880

約数和(自身を除く): 54563126

約数列:

[1, 2, 17, 19, 34, 38, 73, 146, 323, 646, 1241, 1387, 1663, 2482, 2774, 3326, 23579, 28271, 31597, 47158, 56542, 63194, 121399, 242798, 537149, 1074298, 2063783, 2306581, 4127566, 4613162, 39211877, 78423754]

約数ペア:

[(1, 78423754), (2, 39211877), (17, 4613162), (19, 4127566), (34, 2306581), (38, 2063783), (73, 1074298), (146, 537149), (323, 242798), (646, 121399), (1241, 63194), (1387, 56542), (1663, 47158), (2482, 31597), (2774, 28271), (3326, 23579)]