268977995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{22129}}^1$

素因数の和:22175

約数の個数: 32

約数和(自身を含む): 401526720

約数和(自身を除く): 132548725

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 715, 935, 1105, 2431, 12155, 22129, 110645, 243419, 287677, 376193, 1217095, 1438385, 1880965, 3164447, 4138123, 4890509, 15822235, 20690615, 24452545, 53795599, 268977995]

約数ペア:

[(1, 268977995), (5, 53795599), (11, 24452545), (13, 20690615), (17, 15822235), (55, 4890509), (65, 4138123), (85, 3164447), (143, 1880965), (187, 1438385), (221, 1217095), (715, 376193), (935, 287677), (1105, 243419), (2431, 110645), (12155, 22129)]