778879725

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{673}}^1\times {\mathrm{1187}}^1$

素因数の和:1886

約数の個数: 48

約数和(自身を含む): 1390036032

約数和(自身を除く): 611156307

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 673, 975, 1187, 2019, 3365, 3561, 5935, 8749, 10095, 15431, 16825, 17805, 26247, 29675, 43745, 46293, 50475, 77155, 89025, 131235, 218725, 231465, 385775, 656175, 798851, 1157325, 2396553, 3994255, 10385063, 11982765, 19971275, 31155189, 51925315, 59913825, 155775945, 259626575, 778879725]

約数ペア:

[(1, 778879725), (3, 259626575), (5, 155775945), (13, 59913825), (15, 51925315), (25, 31155189), (39, 19971275), (65, 11982765), (75, 10385063), (195, 3994255), (325, 2396553), (673, 1157325), (975, 798851), (1187, 656175), (2019, 385775), (3365, 231465), (3561, 218725), (5935, 131235), (8749, 89025), (10095, 77155), (15431, 50475), (16825, 46293), (17805, 43745), (26247, 29675)]