221061344

素因数分解:

$2^5\times 7^2\times {\mathrm{140983}}^1$

素因数の和:141007

約数の個数: 36

約数和(自身を含む): 506273544

約数和(自身を除く): 285212200

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 140983, 281966, 563932, 986881, 1127864, 1973762, 2255728, 3947524, 4511456, 6908167, 7895048, 13816334, 15790096, 27632668, 31580192, 55265336, 110530672, 221061344]

約数ペア:

[(1, 221061344), (2, 110530672), (4, 55265336), (7, 31580192), (8, 27632668), (14, 15790096), (16, 13816334), (28, 7895048), (32, 6908167), (49, 4511456), (56, 3947524), (98, 2255728), (112, 1973762), (196, 1127864), (224, 986881), (392, 563932), (784, 281966), (1568, 140983)]