213773769

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{881}}^1$

素因数の和:963

約数の個数: 64

約数和(自身を含む): 372556800

約数和(自身を除く): 158783031

約数列:

[1, 3, 9, 11, 19, 27, 33, 43, 57, 99, 129, 171, 209, 297, 387, 473, 513, 627, 817, 881, 1161, 1419, 1881, 2451, 2643, 4257, 5643, 7353, 7929, 8987, 9691, 12771, 16739, 22059, 23787, 26961, 29073, 37883, 50217, 80883, 87219, 113649, 150651, 184129, 242649, 261657, 340947, 416713, 451953, 552387, 719777, 1022841, 1250139, 1657161, 2159331, 3750417, 4971483, 6477993, 7917547, 11251251, 19433979, 23752641, 71257923, 213773769]

約数ペア:

[(1, 213773769), (3, 71257923), (9, 23752641), (11, 19433979), (19, 11251251), (27, 7917547), (33, 6477993), (43, 4971483), (57, 3750417), (99, 2159331), (129, 1657161), (171, 1250139), (209, 1022841), (297, 719777), (387, 552387), (473, 451953), (513, 416713), (627, 340947), (817, 261657), (881, 242649), (1161, 184129), (1419, 150651), (1881, 113649), (2451, 87219), (2643, 80883), (4257, 50217), (5643, 37883), (7353, 29073), (7929, 26961), (8987, 23787), (9691, 22059), (12771, 16739)]