210007278

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{897467}}^1$

素因数の和:897488

約数の個数: 24

約数和(自身を含む): 490017528

約数和(自身を除く): 280010250

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 897467, 1794934, 2692401, 5384802, 8077203, 11667071, 16154406, 23334142, 35001213, 70002426, 105003639, 210007278]

約数ペア:

[(1, 210007278), (2, 105003639), (3, 70002426), (6, 35001213), (9, 23334142), (13, 16154406), (18, 11667071), (26, 8077203), (39, 5384802), (78, 2692401), (117, 1794934), (234, 897467)]