128919883

素因数分解:

${\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{421}}^1$

素因数の和:738

約数の個数: 16

約数和(自身を含む): 138551040

約数和(自身を除く): 9631157

約数列:

[1, 19, 71, 227, 421, 1349, 4313, 7999, 16117, 29891, 95567, 306223, 567929, 1815773, 6785257, 128919883]

約数ペア:

[(1, 128919883), (19, 6785257), (71, 1815773), (227, 567929), (421, 306223), (1349, 95567), (4313, 29891), (7999, 16117)]