2100558509

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 2637230400

約数和(自身を除く): 536671891

約数列:

[1, 7, 19, 49, 89, 101, 133, 251, 623, 707, 931, 1691, 1757, 1919, 4361, 4769, 4949, 8989, 11837, 12299, 13433, 22339, 25351, 33383, 62923, 82859, 94031, 156373, 170791, 177457, 233681, 424441, 440461, 481669, 1094611, 1195537, 1242199, 2256239, 2971087, 3371683, 8368759, 15793673, 20797609, 23601781, 42868541, 110555711, 300079787, 2100558509]

約数ペア:

[(1, 2100558509), (7, 300079787), (19, 110555711), (49, 42868541), (89, 23601781), (101, 20797609), (133, 15793673), (251, 8368759), (623, 3371683), (707, 2971087), (931, 2256239), (1691, 1242199), (1757, 1195537), (1919, 1094611), (4361, 481669), (4769, 440461), (4949, 424441), (8989, 233681), (11837, 177457), (12299, 170791), (13433, 156373), (22339, 94031), (25351, 82859), (33383, 62923)]