205861551

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{12269}}^1$

素因数の和:12343

約数の個数: 32

約数和(自身を含む): 339240960

約数和(自身を除く): 133379409

約数列:

[1, 3, 7, 17, 21, 47, 51, 119, 141, 329, 357, 799, 987, 2397, 5593, 12269, 16779, 36807, 85883, 208573, 257649, 576643, 625719, 1460011, 1729929, 4036501, 4380033, 9802931, 12109503, 29408793, 68620517, 205861551]

約数ペア:

[(1, 205861551), (3, 68620517), (7, 29408793), (17, 12109503), (21, 9802931), (47, 4380033), (51, 4036501), (119, 1729929), (141, 1460011), (329, 625719), (357, 576643), (799, 257649), (987, 208573), (2397, 85883), (5593, 36807), (12269, 16779)]