197269325

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{65213}}^1$

素因数の和:65245

約数の個数: 18

約数和(自身を含む): 268877322

約数和(自身を除く): 71607997

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 65213, 326065, 717343, 1630325, 3586715, 7890773, 17933575, 39453865, 197269325]

約数ペア:

[(1, 197269325), (5, 39453865), (11, 17933575), (25, 7890773), (55, 3586715), (121, 1630325), (275, 717343), (605, 326065), (3025, 65213)]