42641247

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:276

約数の個数: 32

約数和(自身を含む): 63947520

約数和(自身を除く): 21306273

約数列:

[1, 3, 11, 33, 59, 121, 177, 181, 363, 543, 649, 1331, 1947, 1991, 3993, 5973, 7139, 10679, 21417, 21901, 32037, 65703, 78529, 117469, 235587, 240911, 352407, 722733, 1292159, 3876477, 14213749, 42641247]

約数ペア:

[(1, 42641247), (3, 14213749), (11, 3876477), (33, 1292159), (59, 722733), (121, 352407), (177, 240911), (181, 235587), (363, 117469), (543, 78529), (649, 65703), (1331, 32037), (1947, 21901), (1991, 21417), (3993, 10679), (5973, 7139)]