1663293879

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{571}}^1$

素因数の和:829

約数の個数: 64

約数和(自身を含む): 2734251520

約数和(自身を除く): 1070957641

約数列:

[1, 3, 9, 13, 27, 39, 43, 117, 129, 193, 351, 387, 559, 571, 579, 1161, 1677, 1713, 1737, 2509, 5031, 5139, 5211, 7423, 7527, 8299, 15093, 15417, 22269, 22581, 24553, 24897, 66807, 67743, 73659, 74691, 107887, 110203, 200421, 220977, 224073, 319189, 323661, 330609, 662931, 957567, 970983, 991827, 1432639, 2872701, 2912949, 2975481, 4297917, 4738729, 8618103, 12893751, 14216187, 38681253, 42648561, 61603477, 127945683, 184810431, 554431293, 1663293879]

約数ペア:

[(1, 1663293879), (3, 554431293), (9, 184810431), (13, 127945683), (27, 61603477), (39, 42648561), (43, 38681253), (117, 14216187), (129, 12893751), (193, 8618103), (351, 4738729), (387, 4297917), (559, 2975481), (571, 2912949), (579, 2872701), (1161, 1432639), (1677, 991827), (1713, 970983), (1737, 957567), (2509, 662931), (5031, 330609), (5139, 323661), (5211, 319189), (7423, 224073), (7527, 220977), (8299, 200421), (15093, 110203), (15417, 107887), (22269, 74691), (22581, 73659), (24553, 67743), (24897, 66807)]