2748305

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 4147200

約数和(自身を除く): 1398895

約数列:

[1, 5, 7, 17, 31, 35, 85, 119, 149, 155, 217, 527, 595, 745, 1043, 1085, 2533, 2635, 3689, 4619, 5215, 12665, 17731, 18445, 23095, 32333, 78523, 88655, 161665, 392615, 549661, 2748305]

約数ペア:

[(1, 2748305), (5, 549661), (7, 392615), (17, 161665), (31, 88655), (35, 78523), (85, 32333), (119, 23095), (149, 18445), (155, 17731), (217, 12665), (527, 5215), (595, 4619), (745, 3689), (1043, 2635), (1085, 2533)]