199901268

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{25589}}^1$

素因数の和:25637

約数の個数: 72

約数和(自身を含む): 596144640

約数和(自身を除く): 396243372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 25589, 51178, 76767, 102356, 153534, 179123, 230301, 307068, 358246, 460602, 537369, 716492, 793259, 921204, 1074738, 1586518, 1612107, 2149476, 2379777, 3173036, 3224214, 4759554, 5552813, 6448428, 7139331, 9519108, 11105626, 14278662, 16658439, 22211252, 28557324, 33316878, 49975317, 66633756, 99950634, 199901268]

約数ペア:

[(1, 199901268), (2, 99950634), (3, 66633756), (4, 49975317), (6, 33316878), (7, 28557324), (9, 22211252), (12, 16658439), (14, 14278662), (18, 11105626), (21, 9519108), (28, 7139331), (31, 6448428), (36, 5552813), (42, 4759554), (62, 3224214), (63, 3173036), (84, 2379777), (93, 2149476), (124, 1612107), (126, 1586518), (186, 1074738), (217, 921204), (252, 793259), (279, 716492), (372, 537369), (434, 460602), (558, 358246), (651, 307068), (868, 230301), (1116, 179123), (1302, 153534), (1953, 102356), (2604, 76767), (3906, 51178), (7812, 25589)]