390718062

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{442991}}^1$

素因数の和:443013

約数の個数: 36

約数和(自身を含む): 984771216

約数和(自身を除く): 594053154

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 442991, 885982, 1328973, 2657946, 3100937, 3986919, 6201874, 7973838, 9302811, 18605622, 21706559, 27908433, 43413118, 55816866, 65119677, 130239354, 195359031, 390718062]

約数ペア:

[(1, 390718062), (2, 195359031), (3, 130239354), (6, 65119677), (7, 55816866), (9, 43413118), (14, 27908433), (18, 21706559), (21, 18605622), (42, 9302811), (49, 7973838), (63, 6201874), (98, 3986919), (126, 3100937), (147, 2657946), (294, 1328973), (441, 885982), (882, 442991)]