156947211

素因数分解:

$3^2\times {\mathrm{229}}^1\times {\mathrm{271}}^1\times {\mathrm{281}}^1$

素因数の和:787

約数の個数: 24

約数和(自身を含む): 229344960

約数和(自身を除く): 72397749

約数列:

[1, 3, 9, 229, 271, 281, 687, 813, 843, 2061, 2439, 2529, 62059, 64349, 76151, 186177, 193047, 228453, 558531, 579141, 685359, 17438579, 52315737, 156947211]

約数ペア:

[(1, 156947211), (3, 52315737), (9, 17438579), (229, 685359), (271, 579141), (281, 558531), (687, 228453), (813, 193047), (843, 186177), (2061, 76151), (2439, 64349), (2529, 62059)]