38920245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28513}}^1$

素因数の和:28541

約数の個数: 32

約数和(自身を含む): 76645632

約数和(自身を除く): 37725387

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 28513, 85539, 142565, 199591, 370669, 427695, 598773, 997955, 1112007, 1853345, 2594683, 2993865, 5560035, 7784049, 12973415, 38920245]

約数ペア:

[(1, 38920245), (3, 12973415), (5, 7784049), (7, 5560035), (13, 2993865), (15, 2594683), (21, 1853345), (35, 1112007), (39, 997955), (65, 598773), (91, 427695), (105, 370669), (195, 199591), (273, 142565), (455, 85539), (1365, 28513)]