128272353

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{433}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 191987712

約数和(自身を除く): 63715359

約数列:

[1, 3, 11, 33, 47, 141, 191, 433, 517, 573, 1299, 1551, 2101, 4763, 6303, 8977, 14289, 20351, 26931, 61053, 82703, 98747, 223861, 248109, 296241, 671583, 909733, 2729199, 3887041, 11661123, 42757451, 128272353]

約数ペア:

[(1, 128272353), (3, 42757451), (11, 11661123), (33, 3887041), (47, 2729199), (141, 909733), (191, 671583), (433, 296241), (517, 248109), (573, 223861), (1299, 98747), (1551, 82703), (2101, 61053), (4763, 26931), (6303, 20351), (8977, 14289)]