243259390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{8221}}^1$

素因数の和:8508

約数の個数: 32

約数和(自身を含む): 479507040

約数和(自身を除く): 236247650

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 269, 538, 1345, 2690, 2959, 5918, 8221, 14795, 16442, 29590, 41105, 82210, 90431, 180862, 452155, 904310, 2211449, 4422898, 11057245, 22114490, 24325939, 48651878, 121629695, 243259390]

約数ペア:

[(1, 243259390), (2, 121629695), (5, 48651878), (10, 24325939), (11, 22114490), (22, 11057245), (55, 4422898), (110, 2211449), (269, 904310), (538, 452155), (1345, 180862), (2690, 90431), (2959, 82210), (5918, 41105), (8221, 29590), (14795, 16442)]