47186975

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{821}}^1$

素因数の和:872

約数の個数: 36

約数和(自身を含む): 67782120

約数和(自身を除く): 20595145

約数列:

[1, 5, 11, 19, 25, 55, 95, 121, 209, 275, 475, 605, 821, 1045, 2299, 3025, 4105, 5225, 9031, 11495, 15599, 20525, 45155, 57475, 77995, 99341, 171589, 225775, 389975, 496705, 857945, 1887479, 2483525, 4289725, 9437395, 47186975]

約数ペア:

[(1, 47186975), (5, 9437395), (11, 4289725), (19, 2483525), (25, 1887479), (55, 857945), (95, 496705), (121, 389975), (209, 225775), (275, 171589), (475, 99341), (605, 77995), (821, 57475), (1045, 45155), (2299, 20525), (3025, 15599), (4105, 11495), (5225, 9031)]