87630831

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 140308480

約数和(自身を除く): 52677649

約数列:

[1, 3, 9, 19, 31, 57, 61, 93, 171, 183, 271, 279, 549, 589, 813, 1159, 1767, 1891, 2439, 3477, 5149, 5301, 5673, 8401, 10431, 15447, 16531, 17019, 25203, 35929, 46341, 49593, 75609, 107787, 148779, 159619, 314089, 323361, 478857, 512461, 942267, 1436571, 1537383, 2826801, 4612149, 9736759, 29210277, 87630831]

約数ペア:

[(1, 87630831), (3, 29210277), (9, 9736759), (19, 4612149), (31, 2826801), (57, 1537383), (61, 1436571), (93, 942267), (171, 512461), (183, 478857), (271, 323361), (279, 314089), (549, 159619), (589, 148779), (813, 107787), (1159, 75609), (1767, 49593), (1891, 46341), (2439, 35929), (3477, 25203), (5149, 17019), (5301, 16531), (5673, 15447), (8401, 10431)]