197976798

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{71887}}^1$

素因数の和:71918

約数の個数: 40

約数和(自身を含む): 469716192

約数和(自身を除く): 271739394

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 81, 102, 153, 162, 306, 459, 918, 1377, 2754, 71887, 143774, 215661, 431322, 646983, 1222079, 1293966, 1940949, 2444158, 3666237, 3881898, 5822847, 7332474, 10998711, 11645694, 21997422, 32996133, 65992266, 98988399, 197976798]

約数ペア:

[(1, 197976798), (2, 98988399), (3, 65992266), (6, 32996133), (9, 21997422), (17, 11645694), (18, 10998711), (27, 7332474), (34, 5822847), (51, 3881898), (54, 3666237), (81, 2444158), (102, 1940949), (153, 1293966), (162, 1222079), (306, 646983), (459, 431322), (918, 215661), (1377, 143774), (2754, 71887)]