211688510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{28723}}^1$

素因数の和:28808

約数の個数: 32

約数和(自身を含む): 421898112

約数和(自身を除く): 210209602

約数列:

[1, 2, 5, 10, 11, 22, 55, 67, 110, 134, 335, 670, 737, 1474, 3685, 7370, 28723, 57446, 143615, 287230, 315953, 631906, 1579765, 1924441, 3159530, 3848882, 9622205, 19244410, 21168851, 42337702, 105844255, 211688510]

約数ペア:

[(1, 211688510), (2, 105844255), (5, 42337702), (10, 21168851), (11, 19244410), (22, 9622205), (55, 3848882), (67, 3159530), (110, 1924441), (134, 1579765), (335, 631906), (670, 315953), (737, 287230), (1474, 143615), (3685, 57446), (7370, 28723)]