991628

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{727}}^1$

素因数の和:773

約数の個数: 24

約数和(自身を含む): 1956864

約数和(自身を除く): 965236

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 727, 1364, 1454, 2908, 7997, 15994, 22537, 31988, 45074, 90148, 247907, 495814, 991628]

約数ペア:

[(1, 991628), (2, 495814), (4, 247907), (11, 90148), (22, 45074), (31, 31988), (44, 22537), (62, 15994), (124, 7997), (341, 2908), (682, 1454), (727, 1364)]