26748585

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 48672000

約数和(自身を除く): 21923415

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 103, 145, 199, 261, 309, 435, 515, 597, 927, 995, 1305, 1545, 1791, 2985, 2987, 4635, 5771, 8955, 8961, 14935, 17313, 20497, 26883, 28855, 44805, 51939, 61491, 86565, 102485, 134415, 184473, 259695, 307455, 594413, 922365, 1783239, 2972065, 5349717, 8916195, 26748585]

約数ペア:

[(1, 26748585), (3, 8916195), (5, 5349717), (9, 2972065), (15, 1783239), (29, 922365), (45, 594413), (87, 307455), (103, 259695), (145, 184473), (199, 134415), (261, 102485), (309, 86565), (435, 61491), (515, 51939), (597, 44805), (927, 28855), (995, 26883), (1305, 20497), (1545, 17313), (1791, 14935), (2985, 8961), (2987, 8955), (4635, 5771)]