27793215

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{773}}^1$

素因数の和:848

約数の個数: 48

約数和(自身を含む): 52161408

約数和(自身を除く): 24368193

約数列:

[1, 3, 5, 9, 15, 17, 45, 47, 51, 85, 141, 153, 235, 255, 423, 705, 765, 773, 799, 2115, 2319, 2397, 3865, 3995, 6957, 7191, 11595, 11985, 13141, 34785, 35955, 36331, 39423, 65705, 108993, 118269, 181655, 197115, 326979, 544965, 591345, 617627, 1634895, 1852881, 3088135, 5558643, 9264405, 27793215]

約数ペア:

[(1, 27793215), (3, 9264405), (5, 5558643), (9, 3088135), (15, 1852881), (17, 1634895), (45, 617627), (47, 591345), (51, 544965), (85, 326979), (141, 197115), (153, 181655), (235, 118269), (255, 108993), (423, 65705), (705, 39423), (765, 36331), (773, 35955), (799, 34785), (2115, 13141), (2319, 11985), (2397, 11595), (3865, 7191), (3995, 6957)]