172754547

素因数分解:

$3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{8971}}^1$

素因数の和:9119

約数の個数: 24

約数和(自身を含む): 270021312

約数和(自身を除く): 97266765

約数列:

[1, 3, 7, 21, 49, 131, 147, 393, 917, 2751, 6419, 8971, 19257, 26913, 62797, 188391, 439579, 1175201, 1318737, 3525603, 8226407, 24679221, 57584849, 172754547]

約数ペア:

[(1, 172754547), (3, 57584849), (7, 24679221), (21, 8226407), (49, 3525603), (131, 1318737), (147, 1175201), (393, 439579), (917, 188391), (2751, 62797), (6419, 26913), (8971, 19257)]