90906465

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{20269}}^1$

素因数の和:20313

約数の個数: 32

約数和(自身を含む): 163457280

約数和(自身を除く): 72550815

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 4485, 20269, 60807, 101345, 263497, 304035, 466187, 790491, 1317485, 1398561, 2330935, 3952455, 6060431, 6992805, 18181293, 30302155, 90906465]

約数ペア:

[(1, 90906465), (3, 30302155), (5, 18181293), (13, 6992805), (15, 6060431), (23, 3952455), (39, 2330935), (65, 1398561), (69, 1317485), (115, 790491), (195, 466187), (299, 304035), (345, 263497), (897, 101345), (1495, 60807), (4485, 20269)]