1278182402

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2003}}^1\times {\mathrm{2399}}^1$

素因数の和:4430

約数の個数: 32

約数和(自身を含む): 2308608000

約数和(自身を除く): 1030425598

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 2003, 2399, 4006, 4798, 14021, 16793, 28042, 33586, 38057, 45581, 76114, 91162, 266399, 319067, 532798, 638134, 4805197, 9610394, 33636379, 67272758, 91298743, 182597486, 639091201, 1278182402]

約数ペア:

[(1, 1278182402), (2, 639091201), (7, 182597486), (14, 91298743), (19, 67272758), (38, 33636379), (133, 9610394), (266, 4805197), (2003, 638134), (2399, 532798), (4006, 319067), (4798, 266399), (14021, 91162), (16793, 76114), (28042, 45581), (33586, 38057)]