39402979

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1171}}^1$

素因数の和:1231

約数の個数: 32

約数和(自身を含む): 54005760

約数和(自身を除く): 14602781

約数列:

[1, 7, 11, 19, 23, 77, 133, 161, 209, 253, 437, 1171, 1463, 1771, 3059, 4807, 8197, 12881, 22249, 26933, 33649, 90167, 155743, 188531, 244739, 296263, 511727, 1713173, 2073841, 3582089, 5628997, 39402979]

約数ペア:

[(1, 39402979), (7, 5628997), (11, 3582089), (19, 2073841), (23, 1713173), (77, 511727), (133, 296263), (161, 244739), (209, 188531), (253, 155743), (437, 90167), (1171, 33649), (1463, 26933), (1771, 22249), (3059, 12881), (4807, 8197)]