203470498

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 393216768

約数和(自身を除く): 189746270

約数列:

[1, 2, 7, 11, 14, 22, 53, 77, 97, 106, 154, 194, 257, 371, 514, 583, 679, 742, 1067, 1166, 1358, 1799, 2134, 2827, 3598, 4081, 5141, 5654, 7469, 8162, 10282, 13621, 14938, 19789, 24929, 27242, 35987, 39578, 49858, 56551, 71974, 95347, 113102, 149831, 174503, 190694, 274219, 299662, 349006, 395857, 548438, 791714, 1048817, 1321237, 1919533, 2097634, 2642474, 3839066, 9248659, 14533607, 18497318, 29067214, 101735249, 203470498]

約数ペア:

[(1, 203470498), (2, 101735249), (7, 29067214), (11, 18497318), (14, 14533607), (22, 9248659), (53, 3839066), (77, 2642474), (97, 2097634), (106, 1919533), (154, 1321237), (194, 1048817), (257, 791714), (371, 548438), (514, 395857), (583, 349006), (679, 299662), (742, 274219), (1067, 190694), (1166, 174503), (1358, 149831), (1799, 113102), (2134, 95347), (2827, 71974), (3598, 56551), (4081, 49858), (5141, 39578), (5654, 35987), (7469, 27242), (8162, 24929), (10282, 19789), (13621, 14938)]