1285498984

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{31147}}^1$

素因数の和:31238

約数の個数: 64

約数和(自身を含む): 3050012160

約数和(自身を除く): 1764513176

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 67, 77, 88, 134, 154, 268, 308, 469, 536, 616, 737, 938, 1474, 1876, 2948, 3752, 5159, 5896, 10318, 20636, 31147, 41272, 62294, 124588, 218029, 249176, 342617, 436058, 685234, 872116, 1370468, 1744232, 2086849, 2398319, 2740936, 4173698, 4796638, 8347396, 9593276, 14607943, 16694792, 19186552, 22955339, 29215886, 45910678, 58431772, 91821356, 116863544, 160687373, 183642712, 321374746, 642749492, 1285498984]

約数ペア:

[(1, 1285498984), (2, 642749492), (4, 321374746), (7, 183642712), (8, 160687373), (11, 116863544), (14, 91821356), (22, 58431772), (28, 45910678), (44, 29215886), (56, 22955339), (67, 19186552), (77, 16694792), (88, 14607943), (134, 9593276), (154, 8347396), (268, 4796638), (308, 4173698), (469, 2740936), (536, 2398319), (616, 2086849), (737, 1744232), (938, 1370468), (1474, 872116), (1876, 685234), (2948, 436058), (3752, 342617), (5159, 249176), (5896, 218029), (10318, 124588), (20636, 62294), (31147, 41272)]