207138965

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{221539}}^1$

素因数の和:221572

約数の個数: 16

約数和(自身を含む): 287115840

約数和(自身を除く): 79976875

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 221539, 1107695, 2436929, 3766163, 12184645, 18830815, 41427793, 207138965]

約数ペア:

[(1, 207138965), (5, 41427793), (11, 18830815), (17, 12184645), (55, 3766163), (85, 2436929), (187, 1107695), (935, 221539)]