81419807

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{9137}}^1$

素因数の和:9230

約数の個数: 16

約数和(自身を含む): 99421440

約数和(自身を除く): 18001633

約数列:

[1, 7, 19, 67, 133, 469, 1273, 8911, 9137, 63959, 173603, 612179, 1215221, 4285253, 11631401, 81419807]

約数ペア:

[(1, 81419807), (7, 11631401), (19, 4285253), (67, 1215221), (133, 612179), (469, 173603), (1273, 63959), (8911, 9137)]