248049009

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{463}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 408728320

約数和(自身を除く): 160679311

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 241, 247, 463, 723, 741, 1389, 2169, 2223, 3133, 4167, 4579, 6019, 8797, 9399, 13737, 18057, 26391, 28197, 41211, 54171, 59527, 79173, 111583, 114361, 178581, 334749, 343083, 535743, 1004247, 1029249, 1450579, 2120077, 4351737, 6360231, 13055211, 19080693, 27561001, 82683003, 248049009]

約数ペア:

[(1, 248049009), (3, 82683003), (9, 27561001), (13, 19080693), (19, 13055211), (39, 6360231), (57, 4351737), (117, 2120077), (171, 1450579), (241, 1029249), (247, 1004247), (463, 535743), (723, 343083), (741, 334749), (1389, 178581), (2169, 114361), (2223, 111583), (3133, 79173), (4167, 59527), (4579, 54171), (6019, 41211), (8797, 28197), (9399, 26391), (13737, 18057)]