421443

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{43}}^1$

素因数の和:77

約数の個数: 30

約数和(自身を含む): 708092

約数和(自身を除く): 286649

約数列:

[1, 3, 9, 11, 27, 33, 43, 81, 99, 121, 129, 297, 363, 387, 473, 891, 1089, 1161, 1419, 3267, 3483, 4257, 5203, 9801, 12771, 15609, 38313, 46827, 140481, 421443]

約数ペア:

[(1, 421443), (3, 140481), (9, 46827), (11, 38313), (27, 15609), (33, 12771), (43, 9801), (81, 5203), (99, 4257), (121, 3483), (129, 3267), (297, 1419), (363, 1161), (387, 1089), (473, 891)]