257963433

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{8669}}^1$

素因数の和:8801

約数の個数: 32

約数和(自身を含む): 427257600

約数和(自身を除く): 169294167

約数列:

[1, 3, 7, 13, 21, 39, 91, 109, 273, 327, 763, 1417, 2289, 4251, 8669, 9919, 26007, 29757, 60683, 112697, 182049, 338091, 788879, 944921, 2366637, 2834763, 6614447, 12283973, 19843341, 36851919, 85987811, 257963433]

約数ペア:

[(1, 257963433), (3, 85987811), (7, 36851919), (13, 19843341), (21, 12283973), (39, 6614447), (91, 2834763), (109, 2366637), (273, 944921), (327, 788879), (763, 338091), (1417, 182049), (2289, 112697), (4251, 60683), (8669, 29757), (9919, 26007)]