208899156987

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{8788723}}^1$

素因数の和:8788887

約数の個数: 24

約数和(自身を含む): 319909553600

約数和(自身を除く): 111010396613

約数列:

[1, 3, 9, 19, 57, 139, 171, 417, 1251, 2641, 7923, 23769, 8788723, 26366169, 79098507, 166985737, 500957211, 1221632497, 1502871633, 3664897491, 10994692473, 23211017443, 69633052329, 208899156987]

約数ペア:

[(1, 208899156987), (3, 69633052329), (9, 23211017443), (19, 10994692473), (57, 3664897491), (139, 1502871633), (171, 1221632497), (417, 500957211), (1251, 166985737), (2641, 79098507), (7923, 26366169), (23769, 8788723)]