61213281

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{23977}}^1$

素因数の和:24040

約数の個数: 16

約数和(自身を含む): 87471744

約数和(自身を除く): 26258463

約数列:

[1, 3, 23, 37, 69, 111, 851, 2553, 23977, 71931, 551471, 887149, 1654413, 2661447, 20404427, 61213281]

約数ペア:

[(1, 61213281), (3, 20404427), (23, 2661447), (37, 1654413), (69, 887149), (111, 551471), (851, 71931), (2553, 23977)]