2813349

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:681

約数の個数: 32

約数和(自身を含む): 4930560

約数和(自身を除く): 2117211

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 627, 641, 1463, 1923, 4389, 4487, 7051, 12179, 13461, 21153, 36537, 49357, 85253, 133969, 148071, 255759, 401907, 937783, 2813349]

約数ペア:

[(1, 2813349), (3, 937783), (7, 401907), (11, 255759), (19, 148071), (21, 133969), (33, 85253), (57, 49357), (77, 36537), (133, 21153), (209, 13461), (231, 12179), (399, 7051), (627, 4487), (641, 4389), (1463, 1923)]