61987239

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{439}}^1\times {\mathrm{541}}^1$

素因数の和:1015

約数の個数: 24

約数和(自身を含む): 93007200

約数和(自身を除く): 31019961

約数列:

[1, 3, 9, 29, 87, 261, 439, 541, 1317, 1623, 3951, 4869, 12731, 15689, 38193, 47067, 114579, 141201, 237499, 712497, 2137491, 6887471, 20662413, 61987239]

約数ペア:

[(1, 61987239), (3, 20662413), (9, 6887471), (29, 2137491), (87, 712497), (261, 237499), (439, 141201), (541, 114579), (1317, 47067), (1623, 38193), (3951, 15689), (4869, 12731)]