2898747

素因数分解:

$3^5\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:245

約数の個数: 24

約数和(自身を含む): 4426240

約数和(自身を除く): 1527493

約数列:

[1, 3, 9, 27, 79, 81, 151, 237, 243, 453, 711, 1359, 2133, 4077, 6399, 11929, 12231, 19197, 35787, 36693, 107361, 322083, 966249, 2898747]

約数ペア:

[(1, 2898747), (3, 966249), (9, 322083), (27, 107361), (79, 36693), (81, 35787), (151, 19197), (237, 12231), (243, 11929), (453, 6399), (711, 4077), (1359, 2133)]