78869434

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{40529}}^1$

素因数の和:40677

約数の個数: 16

約数和(自身を含む): 136180800

約数和(自身を除く): 57311366

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 40529, 81058, 283703, 567406, 5633531, 11267062, 39434717, 78869434]

約数ペア:

[(1, 78869434), (2, 39434717), (7, 11267062), (14, 5633531), (139, 567406), (278, 283703), (973, 81058), (1946, 40529)]