740439

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:116

約数の個数: 36

約数和(自身を含む): 1316016

約数和(自身を除く): 575577

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 73, 147, 161, 207, 219, 441, 483, 511, 657, 1127, 1449, 1533, 1679, 3381, 3577, 4599, 5037, 10143, 10731, 11753, 15111, 32193, 35259, 82271, 105777, 246813, 740439]

約数ペア:

[(1, 740439), (3, 246813), (7, 105777), (9, 82271), (21, 35259), (23, 32193), (49, 15111), (63, 11753), (69, 10731), (73, 10143), (147, 5037), (161, 4599), (207, 3577), (219, 3381), (441, 1679), (483, 1533), (511, 1449), (657, 1127)]