39887979

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{977}}^1$

素因数の和:1450

約数の個数: 16

約数和(自身を含む): 55080960

約数和(自身を除く): 15192981

約数列:

[1, 3, 31, 93, 439, 977, 1317, 2931, 13609, 30287, 40827, 90861, 428903, 1286709, 13295993, 39887979]

約数ペア:

[(1, 39887979), (3, 13295993), (31, 1286709), (93, 428903), (439, 90861), (977, 40827), (1317, 30287), (2931, 13609)]