28489203

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{601}}^1$

素因数の和:859

約数の個数: 24

約数和(自身を含む): 43199520

約数和(自身を除く): 14710317

約数列:

[1, 3, 9, 23, 69, 207, 229, 601, 687, 1803, 2061, 5267, 5409, 13823, 15801, 41469, 47403, 124407, 137629, 412887, 1238661, 3165467, 9496401, 28489203]

約数ペア:

[(1, 28489203), (3, 9496401), (9, 3165467), (23, 1238661), (69, 412887), (207, 137629), (229, 124407), (601, 47403), (687, 41469), (1803, 15801), (2061, 13823), (5267, 5409)]