210981330

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{334891}}^1$

素因数の和:334911

約数の個数: 48

約数和(自身を含む): 626917824

約数和(自身を除く): 415936494

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 334891, 669782, 1004673, 1674455, 2009346, 2344237, 3014019, 3348910, 4688474, 5023365, 6028038, 7032711, 10046730, 11721185, 14065422, 15070095, 21098133, 23442370, 30140190, 35163555, 42196266, 70327110, 105490665, 210981330]

約数ペア:

[(1, 210981330), (2, 105490665), (3, 70327110), (5, 42196266), (6, 35163555), (7, 30140190), (9, 23442370), (10, 21098133), (14, 15070095), (15, 14065422), (18, 11721185), (21, 10046730), (30, 7032711), (35, 6028038), (42, 5023365), (45, 4688474), (63, 3348910), (70, 3014019), (90, 2344237), (105, 2009346), (126, 1674455), (210, 1004673), (315, 669782), (630, 334891)]