678492

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:458

約数の個数: 36

約数和(自身を含む): 1755936

約数和(自身を除く): 1077444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 401, 423, 564, 802, 846, 1203, 1604, 1692, 2406, 3609, 4812, 7218, 14436, 18847, 37694, 56541, 75388, 113082, 169623, 226164, 339246, 678492]

約数ペア:

[(1, 678492), (2, 339246), (3, 226164), (4, 169623), (6, 113082), (9, 75388), (12, 56541), (18, 37694), (36, 18847), (47, 14436), (94, 7218), (141, 4812), (188, 3609), (282, 2406), (401, 1692), (423, 1604), (564, 1203), (802, 846)]