778870781

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1931}}^1$

素因数の和:2057

約数の個数: 32

約数和(自身を含む): 934778880

約数和(自身を除く): 155908099

約数列:

[1, 13, 19, 23, 71, 247, 299, 437, 923, 1349, 1633, 1931, 5681, 17537, 21229, 25103, 31027, 36689, 44413, 137101, 403351, 476957, 577369, 843847, 1782313, 2604919, 3153323, 10970011, 33863947, 40993199, 59913137, 778870781]

約数ペア:

[(1, 778870781), (13, 59913137), (19, 40993199), (23, 33863947), (71, 10970011), (247, 3153323), (299, 2604919), (437, 1782313), (923, 843847), (1349, 577369), (1633, 476957), (1931, 403351), (5681, 137101), (17537, 44413), (21229, 36689), (25103, 31027)]