990946

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1453}}^1$

素因数の和:1497

約数の個数: 16

約数和(自身を含む): 1675008

約数和(自身を除く): 684062

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 1453, 2906, 15983, 31966, 45043, 90086, 495473, 990946]

約数ペア:

[(1, 990946), (2, 495473), (11, 90086), (22, 45043), (31, 31966), (62, 15983), (341, 2906), (682, 1453)]