28738413

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{877}}^1$

素因数の和:1225

約数の個数: 24

約数和(自身を含む): 45473376

約数和(自身を除く): 16734963

約数列:

[1, 3, 9, 11, 33, 99, 331, 877, 993, 2631, 2979, 3641, 7893, 9647, 10923, 28941, 32769, 86823, 290287, 870861, 2612583, 3193157, 9579471, 28738413]

約数ペア:

[(1, 28738413), (3, 9579471), (9, 3193157), (11, 2612583), (33, 870861), (99, 290287), (331, 86823), (877, 32769), (993, 28941), (2631, 10923), (2979, 9647), (3641, 7893)]