857890715

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{122819}}^1$

素因数の和:122962

約数の個数: 16

約数和(自身を含む): 1131909120

約数和(自身を除く): 274018405

約数列:

[1, 5, 11, 55, 127, 635, 1397, 6985, 122819, 614095, 1351009, 6755045, 15598013, 77990065, 171578143, 857890715]

約数ペア:

[(1, 857890715), (5, 171578143), (11, 77990065), (55, 15598013), (127, 6755045), (635, 1351009), (1397, 614095), (6985, 122819)]