890956855

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{1163}}^1$

素因数の和:1347

約数の個数: 32

約数和(自身を含む): 1136939328

約数和(自身を除く): 245982473

約数列:

[1, 5, 37, 41, 101, 185, 205, 505, 1163, 1517, 3737, 4141, 5815, 7585, 18685, 20705, 43031, 47683, 117463, 153217, 215155, 238415, 587315, 766085, 1764271, 4346131, 4815983, 8821355, 21730655, 24079915, 178191371, 890956855]

約数ペア:

[(1, 890956855), (5, 178191371), (37, 24079915), (41, 21730655), (101, 8821355), (185, 4815983), (205, 4346131), (505, 1764271), (1163, 766085), (1517, 587315), (3737, 238415), (4141, 215155), (5815, 153217), (7585, 117463), (18685, 47683), (20705, 43031)]