1800711

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:113

約数の個数: 40

約数和(自身を含む): 3066624

約数和(自身を除く): 1265913

約数列:

[1, 3, 9, 11, 27, 33, 43, 47, 81, 99, 129, 141, 297, 387, 423, 473, 517, 891, 1161, 1269, 1419, 1551, 2021, 3483, 3807, 4257, 4653, 6063, 12771, 13959, 18189, 22231, 38313, 41877, 54567, 66693, 163701, 200079, 600237, 1800711]

約数ペア:

[(1, 1800711), (3, 600237), (9, 200079), (11, 163701), (27, 66693), (33, 54567), (43, 41877), (47, 38313), (81, 22231), (99, 18189), (129, 13959), (141, 12771), (297, 6063), (387, 4653), (423, 4257), (473, 3807), (517, 3483), (891, 2021), (1161, 1551), (1269, 1419)]