212740995

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{1453}}^1$

素因数の和:1731

約数の個数: 32

約数和(自身を含む): 350076672

約数和(自身を除く): 137335677

約数列:

[1, 3, 5, 15, 43, 129, 215, 227, 645, 681, 1135, 1453, 3405, 4359, 7265, 9761, 21795, 29283, 48805, 62479, 146415, 187437, 312395, 329831, 937185, 989493, 1649155, 4947465, 14182733, 42548199, 70913665, 212740995]

約数ペア:

[(1, 212740995), (3, 70913665), (5, 42548199), (15, 14182733), (43, 4947465), (129, 1649155), (215, 989493), (227, 937185), (645, 329831), (681, 312395), (1135, 187437), (1453, 146415), (3405, 62479), (4359, 48805), (7265, 29283), (9761, 21795)]