642668994

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{295073}}^1$

素因数の和:295103

約数の個数: 36

約数和(自身を含む): 1530548838

約数和(自身を除く): 887879844

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 198, 242, 363, 726, 1089, 2178, 295073, 590146, 885219, 1770438, 2655657, 3245803, 5311314, 6491606, 9737409, 19474818, 29212227, 35703833, 58424454, 71407666, 107111499, 214222998, 321334497, 642668994]

約数ペア:

[(1, 642668994), (2, 321334497), (3, 214222998), (6, 107111499), (9, 71407666), (11, 58424454), (18, 35703833), (22, 29212227), (33, 19474818), (66, 9737409), (99, 6491606), (121, 5311314), (198, 3245803), (242, 2655657), (363, 1770438), (726, 885219), (1089, 590146), (2178, 295073)]