277451390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{4111}}^1$

素因数の和:4532

約数の個数: 32

約数和(自身を含む): 530250624

約数和(自身を除く): 252799234

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 397, 794, 1985, 3970, 4111, 6749, 8222, 13498, 20555, 33745, 41110, 67490, 69887, 139774, 349435, 698870, 1632067, 3264134, 8160335, 16320670, 27745139, 55490278, 138725695, 277451390]

約数ペア:

[(1, 277451390), (2, 138725695), (5, 55490278), (10, 27745139), (17, 16320670), (34, 8160335), (85, 3264134), (170, 1632067), (397, 698870), (794, 349435), (1985, 139774), (3970, 69887), (4111, 67490), (6749, 41110), (8222, 33745), (13498, 20555)]