1978748057

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{1993}}^1$

素因数の和:2201

約数の個数: 32

約数和(自身を含む): 2387822976

約数和(自身を除く): 409074919

約数列:

[1, 11, 13, 53, 131, 143, 583, 689, 1441, 1703, 1993, 6943, 7579, 18733, 21923, 25909, 76373, 90259, 105629, 261083, 284999, 992849, 1161919, 1373177, 2871913, 3394079, 13837399, 15104947, 37334869, 152211389, 179886187, 1978748057]

約数ペア:

[(1, 1978748057), (11, 179886187), (13, 152211389), (53, 37334869), (131, 15104947), (143, 13837399), (583, 3394079), (689, 2871913), (1441, 1373177), (1703, 1161919), (1993, 992849), (6943, 284999), (7579, 261083), (18733, 105629), (21923, 90259), (25909, 76373)]