72579141

素因数分解:

$3^2\times {\mathrm{29}}^2\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:330

約数の個数: 36

約数和(自身を含む): 111599488

約数和(自身を除く): 39020347

約数列:

[1, 3, 9, 29, 43, 87, 129, 223, 261, 387, 669, 841, 1247, 2007, 2523, 3741, 6467, 7569, 9589, 11223, 19401, 28767, 36163, 58203, 86301, 108489, 187543, 278081, 325467, 562629, 834243, 1687887, 2502729, 8064349, 24193047, 72579141]

約数ペア:

[(1, 72579141), (3, 24193047), (9, 8064349), (29, 2502729), (43, 1687887), (87, 834243), (129, 562629), (223, 325467), (261, 278081), (387, 187543), (669, 108489), (841, 86301), (1247, 58203), (2007, 36163), (2523, 28767), (3741, 19401), (6467, 11223), (7569, 9589)]