78338253

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{2749}}^1$

素因数の和:2841

約数の個数: 32

約数和(自身を含む): 126720000

約数和(自身を除く): 48381747

約数列:

[1, 3, 7, 21, 23, 59, 69, 161, 177, 413, 483, 1239, 1357, 2749, 4071, 8247, 9499, 19243, 28497, 57729, 63227, 162191, 189681, 442589, 486573, 1135337, 1327767, 3406011, 3730393, 11191179, 26112751, 78338253]

約数ペア:

[(1, 78338253), (3, 26112751), (7, 11191179), (21, 3730393), (23, 3406011), (59, 1327767), (69, 1135337), (161, 486573), (177, 442589), (413, 189681), (483, 162191), (1239, 63227), (1357, 57729), (2749, 28497), (4071, 19243), (8247, 9499)]