201647019

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{397}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 329964288

約数和(自身を除く): 128317269

約数列:

[1, 3, 7, 19, 21, 57, 67, 133, 201, 361, 397, 399, 469, 1083, 1191, 1273, 1407, 2527, 2779, 3819, 7543, 7581, 8337, 8911, 22629, 24187, 26599, 26733, 52801, 72561, 79797, 143317, 158403, 169309, 186193, 429951, 505381, 507927, 558579, 1003219, 1516143, 3009657, 3537667, 9602239, 10613001, 28806717, 67215673, 201647019]

約数ペア:

[(1, 201647019), (3, 67215673), (7, 28806717), (19, 10613001), (21, 9602239), (57, 3537667), (67, 3009657), (133, 1516143), (201, 1003219), (361, 558579), (397, 507927), (399, 505381), (469, 429951), (1083, 186193), (1191, 169309), (1273, 158403), (1407, 143317), (2527, 79797), (2779, 72561), (3819, 52801), (7543, 26733), (7581, 26599), (8337, 24187), (8911, 22629)]