13064457

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{239}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 21196800

約数和(自身を除く): 8132343

約数列:

[1, 3, 7, 19, 21, 57, 133, 137, 239, 399, 411, 717, 959, 1673, 2603, 2877, 4541, 5019, 7809, 13623, 18221, 31787, 32743, 54663, 95361, 98229, 229201, 622117, 687603, 1866351, 4354819, 13064457]

約数ペア:

[(1, 13064457), (3, 4354819), (7, 1866351), (19, 687603), (21, 622117), (57, 229201), (133, 98229), (137, 95361), (239, 54663), (399, 32743), (411, 31787), (717, 18221), (959, 13623), (1673, 7809), (2603, 5019), (2877, 4541)]