4947255

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 9434880

約数和(自身を除く): 4487625

約数列:

[1, 3, 5, 9, 15, 17, 29, 45, 51, 85, 87, 145, 153, 223, 255, 261, 435, 493, 669, 765, 1115, 1305, 1479, 2007, 2465, 3345, 3791, 4437, 6467, 7395, 10035, 11373, 18955, 19401, 22185, 32335, 34119, 56865, 58203, 97005, 109939, 170595, 291015, 329817, 549695, 989451, 1649085, 4947255]

約数ペア:

[(1, 4947255), (3, 1649085), (5, 989451), (9, 549695), (15, 329817), (17, 291015), (29, 170595), (45, 109939), (51, 97005), (85, 58203), (87, 56865), (145, 34119), (153, 32335), (223, 22185), (255, 19401), (261, 18955), (435, 11373), (493, 10035), (669, 7395), (765, 6467), (1115, 4437), (1305, 3791), (1479, 3345), (2007, 2465)]