377890653

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1\times {\mathrm{641}}^1$

素因数の和:1137

約数の個数: 32

約数和(自身を含む): 586736640

約数和(自身を除く): 208845987

約数列:

[1, 3, 7, 21, 67, 201, 419, 469, 641, 1257, 1407, 1923, 2933, 4487, 8799, 13461, 28073, 42947, 84219, 128841, 196511, 268579, 300629, 589533, 805737, 901887, 1880053, 5640159, 17994793, 53984379, 125963551, 377890653]

約数ペア:

[(1, 377890653), (3, 125963551), (7, 53984379), (21, 17994793), (67, 5640159), (201, 1880053), (419, 901887), (469, 805737), (641, 589533), (1257, 300629), (1407, 268579), (1923, 196511), (2933, 128841), (4487, 84219), (8799, 42947), (13461, 28073)]