51742815

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{6997}}^1$

素因数の和:7051

約数の個数: 32

約数和(自身を含む): 90694080

約数和(自身を除く): 38951265

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 435, 493, 1479, 2465, 6997, 7395, 20991, 34985, 104955, 118949, 202913, 356847, 594745, 608739, 1014565, 1784235, 3043695, 3449521, 10348563, 17247605, 51742815]

約数ペア:

[(1, 51742815), (3, 17247605), (5, 10348563), (15, 3449521), (17, 3043695), (29, 1784235), (51, 1014565), (85, 608739), (87, 594745), (145, 356847), (255, 202913), (435, 118949), (493, 104955), (1479, 34985), (2465, 20991), (6997, 7395)]