1313005

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:276

約数の個数: 16

約数和(自身を含む): 1672704

約数和(自身を除く): 359699

約数列:

[1, 5, 31, 43, 155, 197, 215, 985, 1333, 6107, 6665, 8471, 30535, 42355, 262601, 1313005]

約数ペア:

[(1, 1313005), (5, 262601), (31, 42355), (43, 30535), (155, 8471), (197, 6665), (215, 6107), (985, 1333)]