42807255

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{977}}^1$

素因数の和:1135

約数の個数: 32

約数和(自身を含む): 72105984

約数和(自身を除く): 29298729

約数列:

[1, 3, 5, 15, 23, 69, 115, 127, 345, 381, 635, 977, 1905, 2921, 2931, 4885, 8763, 14605, 14655, 22471, 43815, 67413, 112355, 124079, 337065, 372237, 620395, 1861185, 2853817, 8561451, 14269085, 42807255]

約数ペア:

[(1, 42807255), (3, 14269085), (5, 8561451), (15, 2853817), (23, 1861185), (69, 620395), (115, 372237), (127, 337065), (345, 124079), (381, 112355), (635, 67413), (977, 43815), (1905, 22471), (2921, 14655), (2931, 14605), (4885, 8763)]