873115

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:210

約数の個数: 16

約数和(自身を含む): 1115136

約数和(自身を除く): 242021

約数列:

[1, 5, 31, 43, 131, 155, 215, 655, 1333, 4061, 5633, 6665, 20305, 28165, 174623, 873115]

約数ペア:

[(1, 873115), (5, 174623), (31, 28165), (43, 20305), (131, 6665), (155, 5633), (215, 4061), (655, 1333)]