27690285

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:274

約数の個数: 64

約数和(自身を含む): 53673984

約数和(自身を除く): 25983699

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 47, 93, 105, 141, 155, 181, 217, 235, 329, 465, 543, 651, 705, 905, 987, 1085, 1267, 1457, 1645, 2715, 3255, 3801, 4371, 4935, 5611, 6335, 7285, 8507, 10199, 16833, 19005, 21855, 25521, 28055, 30597, 39277, 42535, 50995, 59549, 84165, 117831, 127605, 152985, 178647, 196385, 263717, 297745, 589155, 791151, 893235, 1318585, 1846019, 3955755, 5538057, 9230095, 27690285]

約数ペア:

[(1, 27690285), (3, 9230095), (5, 5538057), (7, 3955755), (15, 1846019), (21, 1318585), (31, 893235), (35, 791151), (47, 589155), (93, 297745), (105, 263717), (141, 196385), (155, 178647), (181, 152985), (217, 127605), (235, 117831), (329, 84165), (465, 59549), (543, 50995), (651, 42535), (705, 39277), (905, 30597), (987, 28055), (1085, 25521), (1267, 21855), (1457, 19005), (1645, 16833), (2715, 10199), (3255, 8507), (3801, 7285), (4371, 6335), (4935, 5611)]