381372215

素因数分解:

$5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1\times {\mathrm{283}}^1$

素因数の和:711

約数の個数: 32

約数和(自身を含む): 530557440

約数和(自身を除く): 149185225

約数列:

[1, 5, 7, 35, 139, 277, 283, 695, 973, 1385, 1415, 1939, 1981, 4865, 9695, 9905, 38503, 39337, 78391, 192515, 196685, 269521, 275359, 391955, 548737, 1347605, 1376795, 2743685, 10896349, 54481745, 76274443, 381372215]

約数ペア:

[(1, 381372215), (5, 76274443), (7, 54481745), (35, 10896349), (139, 2743685), (277, 1376795), (283, 1347605), (695, 548737), (973, 391955), (1385, 275359), (1415, 269521), (1939, 196685), (1981, 192515), (4865, 78391), (9695, 39337), (9905, 38503)]