253374177

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{2657}}^1$

素因数の和:2925

約数の個数: 32

約数和(自身を含む): 408268800

約数和(自身を除く): 154894623

約数列:

[1, 3, 7, 19, 21, 57, 133, 239, 399, 717, 1673, 2657, 4541, 5019, 7971, 13623, 18599, 31787, 50483, 55797, 95361, 151449, 353381, 635023, 1060143, 1905069, 4445161, 12065437, 13335483, 36196311, 84458059, 253374177]

約数ペア:

[(1, 253374177), (3, 84458059), (7, 36196311), (19, 13335483), (21, 12065437), (57, 4445161), (133, 1905069), (239, 1060143), (399, 635023), (717, 353381), (1673, 151449), (2657, 95361), (4541, 55797), (5019, 50483), (7971, 31787), (13623, 18599)]