727947

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:85

約数の個数: 40

約数和(自身を含む): 1277760

約数和(自身を除く): 549813

約数列:

[1, 3, 9, 11, 19, 27, 33, 43, 57, 81, 99, 129, 171, 209, 297, 387, 473, 513, 627, 817, 891, 1161, 1419, 1539, 1881, 2451, 3483, 4257, 5643, 7353, 8987, 12771, 16929, 22059, 26961, 38313, 66177, 80883, 242649, 727947]

約数ペア:

[(1, 727947), (3, 242649), (9, 80883), (11, 66177), (19, 38313), (27, 26961), (33, 22059), (43, 16929), (57, 12771), (81, 8987), (99, 7353), (129, 5643), (171, 4257), (209, 3483), (297, 2451), (387, 1881), (473, 1539), (513, 1419), (627, 1161), (817, 891)]