28702377

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{401}}^1$

素因数の和:662

約数の個数: 32

約数和(自身を含む): 46696320

約数和(自身を除く): 17993943

約数列:

[1, 3, 9, 11, 27, 33, 99, 241, 297, 401, 723, 1203, 2169, 2651, 3609, 4411, 6507, 7953, 10827, 13233, 23859, 39699, 71577, 96641, 119097, 289923, 869769, 1063051, 2609307, 3189153, 9567459, 28702377]

約数ペア:

[(1, 28702377), (3, 9567459), (9, 3189153), (11, 2609307), (27, 1063051), (33, 869769), (99, 289923), (241, 119097), (297, 96641), (401, 71577), (723, 39699), (1203, 23859), (2169, 13233), (2651, 10827), (3609, 7953), (4411, 6507)]