397179939

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{9421}}^1$

素因数の和:9507

約数の個数: 32

約数和(自身を含む): 607832064

約数和(自身を除く): 210652125

約数列:

[1, 3, 13, 23, 39, 47, 69, 141, 299, 611, 897, 1081, 1833, 3243, 9421, 14053, 28263, 42159, 122473, 216683, 367419, 442787, 650049, 1328361, 2816879, 5756231, 8450637, 10184101, 17268693, 30552303, 132393313, 397179939]

約数ペア:

[(1, 397179939), (3, 132393313), (13, 30552303), (23, 17268693), (39, 10184101), (47, 8450637), (69, 5756231), (141, 2816879), (299, 1328361), (611, 650049), (897, 442787), (1081, 367419), (1833, 216683), (3243, 122473), (9421, 42159), (14053, 28263)]