2905067529

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{186689}}^1$

素因数の和:186734

約数の個数: 48

約数和(自身を含む): 5436412800

約数和(自身を除く): 2531345271

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 57, 63, 91, 117, 133, 171, 247, 273, 399, 741, 819, 1197, 1729, 2223, 5187, 15561, 186689, 560067, 1306823, 1680201, 2426957, 3547091, 3920469, 7280871, 10641273, 11761407, 16988699, 21842613, 24829637, 31923819, 46112183, 50966097, 74488911, 138336549, 152898291, 223466733, 322785281, 415009647, 968355843, 2905067529]

約数ペア:

[(1, 2905067529), (3, 968355843), (7, 415009647), (9, 322785281), (13, 223466733), (19, 152898291), (21, 138336549), (39, 74488911), (57, 50966097), (63, 46112183), (91, 31923819), (117, 24829637), (133, 21842613), (171, 16988699), (247, 11761407), (273, 10641273), (399, 7280871), (741, 3920469), (819, 3547091), (1197, 2426957), (1729, 1680201), (2223, 1306823), (5187, 560067), (15561, 186689)]