199321808

素因数分解:

$2^4\times 7^2\times {\mathrm{97}}^1\times {\mathrm{2621}}^1$

素因数の和:2740

約数の個数: 60

約数和(自身を含む): 454041252

約数和(自身を除く): 254719444

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 97, 98, 112, 194, 196, 388, 392, 679, 776, 784, 1358, 1552, 2621, 2716, 4753, 5242, 5432, 9506, 10484, 10864, 18347, 19012, 20968, 36694, 38024, 41936, 73388, 76048, 128429, 146776, 254237, 256858, 293552, 508474, 513716, 1016948, 1027432, 1779659, 2033896, 2054864, 3559318, 4067792, 7118636, 12457613, 14237272, 24915226, 28474544, 49830452, 99660904, 199321808]

約数ペア:

[(1, 199321808), (2, 99660904), (4, 49830452), (7, 28474544), (8, 24915226), (14, 14237272), (16, 12457613), (28, 7118636), (49, 4067792), (56, 3559318), (97, 2054864), (98, 2033896), (112, 1779659), (194, 1027432), (196, 1016948), (388, 513716), (392, 508474), (679, 293552), (776, 256858), (784, 254237), (1358, 146776), (1552, 128429), (2621, 76048), (2716, 73388), (4753, 41936), (5242, 38024), (5432, 36694), (9506, 20968), (10484, 19012), (10864, 18347)]