191313493

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 245583360

約数和(自身を除く): 54269867

約数列:

[1, 7, 29, 31, 43, 49, 101, 203, 217, 301, 707, 899, 1247, 1333, 1421, 1519, 2107, 2929, 3131, 4343, 4949, 6293, 8729, 9331, 20503, 21917, 30401, 38657, 44051, 61103, 65317, 90799, 125947, 134633, 143521, 153419, 212807, 270599, 635593, 881629, 942431, 1894193, 3904357, 4449151, 6171403, 6597017, 27330499, 191313493]

約数ペア:

[(1, 191313493), (7, 27330499), (29, 6597017), (31, 6171403), (43, 4449151), (49, 3904357), (101, 1894193), (203, 942431), (217, 881629), (301, 635593), (707, 270599), (899, 212807), (1247, 153419), (1333, 143521), (1421, 134633), (1519, 125947), (2107, 90799), (2929, 65317), (3131, 61103), (4343, 44051), (4949, 38657), (6293, 30401), (8729, 21917), (9331, 20503)]