81982682

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{383}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 133816320

約数和(自身を除く): 51833638

約数列:

[1, 2, 19, 38, 43, 86, 131, 262, 383, 766, 817, 1634, 2489, 4978, 5633, 7277, 11266, 14554, 16469, 32938, 50173, 100346, 107027, 214054, 312911, 625822, 953287, 1906574, 2157439, 4314878, 40991341, 81982682]

約数ペア:

[(1, 81982682), (2, 40991341), (19, 4314878), (38, 2157439), (43, 1906574), (86, 953287), (131, 625822), (262, 312911), (383, 214054), (766, 107027), (817, 100346), (1634, 50173), (2489, 32938), (4978, 16469), (5633, 14554), (7277, 11266)]