399450168

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{426763}}^1$

素因数の和:426788

約数の個数: 48

約数和(自身を含む): 1165065720

約数和(自身を除く): 765615552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 426763, 853526, 1280289, 1707052, 2560578, 3414104, 3840867, 5121156, 5547919, 7681734, 10242312, 11095838, 15363468, 16643757, 22191676, 30726936, 33287514, 44383352, 49931271, 66575028, 99862542, 133150056, 199725084, 399450168]

約数ペア:

[(1, 399450168), (2, 199725084), (3, 133150056), (4, 99862542), (6, 66575028), (8, 49931271), (9, 44383352), (12, 33287514), (13, 30726936), (18, 22191676), (24, 16643757), (26, 15363468), (36, 11095838), (39, 10242312), (52, 7681734), (72, 5547919), (78, 5121156), (104, 3840867), (117, 3414104), (156, 2560578), (234, 1707052), (312, 1280289), (468, 853526), (936, 426763)]