12800745

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{577}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 24345360

約数和(自身を除く): 11544615

約数列:

[1, 3, 5, 9, 15, 17, 29, 45, 51, 85, 87, 145, 153, 255, 261, 435, 493, 577, 765, 1305, 1479, 1731, 2465, 2885, 4437, 5193, 7395, 8655, 9809, 16733, 22185, 25965, 29427, 49045, 50199, 83665, 88281, 147135, 150597, 250995, 284461, 441405, 752985, 853383, 1422305, 2560149, 4266915, 12800745]

約数ペア:

[(1, 12800745), (3, 4266915), (5, 2560149), (9, 1422305), (15, 853383), (17, 752985), (29, 441405), (45, 284461), (51, 250995), (85, 150597), (87, 147135), (145, 88281), (153, 83665), (255, 50199), (261, 49045), (435, 29427), (493, 25965), (577, 22185), (765, 16733), (1305, 9809), (1479, 8655), (1731, 7395), (2465, 5193), (2885, 4437)]