218367410

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{2543}}^1$

素因数の和:2858

約数の個数: 32

約数和(自身を含む): 407365632

約数和(自身を除く): 188998222

約数列:

[1, 2, 5, 10, 31, 62, 155, 277, 310, 554, 1385, 2543, 2770, 5086, 8587, 12715, 17174, 25430, 42935, 78833, 85870, 157666, 394165, 704411, 788330, 1408822, 3522055, 7044110, 21836741, 43673482, 109183705, 218367410]

約数ペア:

[(1, 218367410), (2, 109183705), (5, 43673482), (10, 21836741), (31, 7044110), (62, 3522055), (155, 1408822), (277, 788330), (310, 704411), (554, 394165), (1385, 157666), (2543, 85870), (2770, 78833), (5086, 42935), (8587, 25430), (12715, 17174)]