201252579

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 331776000

約数和(自身を除く): 130523421

約数列:

[1, 3, 11, 17, 19, 33, 51, 57, 79, 187, 209, 237, 239, 323, 561, 627, 717, 869, 969, 1343, 1501, 2607, 2629, 3553, 4029, 4063, 4503, 4541, 7887, 10659, 12189, 13623, 14773, 16511, 18881, 25517, 44319, 44693, 49533, 49951, 56643, 76551, 77197, 134079, 149853, 207691, 231591, 280687, 320977, 358739, 623073, 842061, 849167, 962931, 1076217, 2547501, 3530747, 3946129, 6098563, 10592241, 11838387, 18295689, 67084193, 201252579]

約数ペア:

[(1, 201252579), (3, 67084193), (11, 18295689), (17, 11838387), (19, 10592241), (33, 6098563), (51, 3946129), (57, 3530747), (79, 2547501), (187, 1076217), (209, 962931), (237, 849167), (239, 842061), (323, 623073), (561, 358739), (627, 320977), (717, 280687), (869, 231591), (969, 207691), (1343, 149853), (1501, 134079), (2607, 77197), (2629, 76551), (3553, 56643), (4029, 49951), (4063, 49533), (4503, 44693), (4541, 44319), (7887, 25517), (10659, 18881), (12189, 16511), (13623, 14773)]