2106173853

素因数分解:

$3^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1\times {\mathrm{331}}^1$

素因数の和:735

約数の個数: 64

約数和(自身を含む): 3618109440

約数和(自身を除く): 1511935587

約数列:

[1, 3, 7, 9, 21, 27, 63, 131, 189, 257, 331, 393, 771, 917, 993, 1179, 1799, 2313, 2317, 2751, 2979, 3537, 5397, 6939, 6951, 8253, 8937, 16191, 20853, 24759, 33667, 43361, 48573, 62559, 85067, 101001, 130083, 235669, 255201, 303003, 303527, 390249, 595469, 707007, 765603, 909009, 910581, 1170747, 1786407, 2121021, 2296809, 2731743, 5359221, 6363063, 8195229, 11143777, 16077663, 33431331, 78006439, 100293993, 234019317, 300881979, 702057951, 2106173853]

約数ペア:

[(1, 2106173853), (3, 702057951), (7, 300881979), (9, 234019317), (21, 100293993), (27, 78006439), (63, 33431331), (131, 16077663), (189, 11143777), (257, 8195229), (331, 6363063), (393, 5359221), (771, 2731743), (917, 2296809), (993, 2121021), (1179, 1786407), (1799, 1170747), (2313, 910581), (2317, 909009), (2751, 765603), (2979, 707007), (3537, 595469), (5397, 390249), (6939, 303527), (6951, 303003), (8253, 255201), (8937, 235669), (16191, 130083), (20853, 101001), (24759, 85067), (33667, 62559), (43361, 48573)]