53318223

素因数分解:

$3^3\times 7^2\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:425

約数の個数: 48

約数和(自身を含む): 92805120

約数和(自身を除く): 39486897

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 191, 211, 441, 573, 633, 1323, 1337, 1477, 1719, 1899, 4011, 4431, 5157, 5697, 9359, 10339, 12033, 13293, 28077, 31017, 36099, 39879, 40301, 84231, 93051, 120903, 252693, 279153, 282107, 362709, 846321, 1088127, 1974749, 2538963, 5924247, 7616889, 17772741, 53318223]

約数ペア:

[(1, 53318223), (3, 17772741), (7, 7616889), (9, 5924247), (21, 2538963), (27, 1974749), (49, 1088127), (63, 846321), (147, 362709), (189, 282107), (191, 279153), (211, 252693), (441, 120903), (573, 93051), (633, 84231), (1323, 40301), (1337, 39879), (1477, 36099), (1719, 31017), (1899, 28077), (4011, 13293), (4431, 12033), (5157, 10339), (5697, 9359)]