201954889234

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{1249}}^1\times {\mathrm{2549}}^1$

素因数の和:4027

約数の個数: 64

約数和(自身を含む): 363528000000

約数和(自身を除く): 161573110766

約数列:

[1, 2, 7, 14, 23, 46, 161, 197, 322, 394, 1249, 1379, 2498, 2549, 2758, 4531, 5098, 8743, 9062, 17486, 17843, 28727, 31717, 35686, 57454, 58627, 63434, 117254, 201089, 246053, 402178, 410389, 492106, 502153, 820778, 1004306, 1722371, 3183701, 3444742, 3515071, 5659219, 6367402, 7030142, 11318438, 11549519, 22285907, 23099038, 39614533, 44571814, 73225123, 79229066, 80846633, 146450246, 161693266, 512575861, 627189097, 1025151722, 1254378194, 4390323679, 8780647358, 14425349231, 28850698462, 100977444617, 201954889234]

約数ペア:

[(1, 201954889234), (2, 100977444617), (7, 28850698462), (14, 14425349231), (23, 8780647358), (46, 4390323679), (161, 1254378194), (197, 1025151722), (322, 627189097), (394, 512575861), (1249, 161693266), (1379, 146450246), (2498, 80846633), (2549, 79229066), (2758, 73225123), (4531, 44571814), (5098, 39614533), (8743, 23099038), (9062, 22285907), (17486, 11549519), (17843, 11318438), (28727, 7030142), (31717, 6367402), (35686, 5659219), (57454, 3515071), (58627, 3444742), (63434, 3183701), (117254, 1722371), (201089, 1004306), (246053, 820778), (402178, 502153), (410389, 492106)]