2573428

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:448

約数の個数: 36

約数和(自身を含む): 5343940

約数和(自身を除く): 2770512

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 121, 143, 242, 286, 409, 484, 572, 818, 1573, 1636, 3146, 4499, 5317, 6292, 8998, 10634, 17996, 21268, 49489, 58487, 98978, 116974, 197956, 233948, 643357, 1286714, 2573428]

約数ペア:

[(1, 2573428), (2, 1286714), (4, 643357), (11, 233948), (13, 197956), (22, 116974), (26, 98978), (44, 58487), (52, 49489), (121, 21268), (143, 17996), (242, 10634), (286, 8998), (409, 6292), (484, 5317), (572, 4499), (818, 3146), (1573, 1636)]