7777476005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{28687}}^1$

素因数の和:28845

約数の個数: 32

約数和(自身を含む): 10391023104

約数和(自身を除く): 2613547099

約数列:

[1, 5, 13, 43, 65, 97, 215, 485, 559, 1261, 2795, 4171, 6305, 20855, 28687, 54223, 143435, 271115, 372931, 1233541, 1864655, 2782639, 6167705, 13913195, 16036033, 36174307, 80180165, 119653477, 180871535, 598267385, 1555495201, 7777476005]

約数ペア:

[(1, 7777476005), (5, 1555495201), (13, 598267385), (43, 180871535), (65, 119653477), (97, 80180165), (215, 36174307), (485, 16036033), (559, 13913195), (1261, 6167705), (2795, 2782639), (4171, 1864655), (6305, 1233541), (20855, 372931), (28687, 271115), (54223, 143435)]