55289905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{337}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 76901760

約数和(自身を除く): 21611855

約数列:

[1, 5, 11, 19, 55, 95, 157, 209, 337, 785, 1045, 1685, 1727, 2983, 3707, 6403, 8635, 14915, 18535, 32015, 32813, 52909, 70433, 164065, 264545, 352165, 581999, 1005271, 2909995, 5026355, 11057981, 55289905]

約数ペア:

[(1, 55289905), (5, 11057981), (11, 5026355), (19, 2909995), (55, 1005271), (95, 581999), (157, 352165), (209, 264545), (337, 164065), (785, 70433), (1045, 52909), (1685, 32813), (1727, 32015), (2983, 18535), (3707, 14915), (6403, 8635)]