171977979

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{7417}}^1$

素因数の和:7610

約数の個数: 16

約数和(自身を含む): 235002240

約数和(自身を除く): 63024261

約数列:

[1, 3, 59, 131, 177, 393, 7417, 7729, 22251, 23187, 437603, 971627, 1312809, 2914881, 57325993, 171977979]

約数ペア:

[(1, 171977979), (3, 57325993), (59, 2914881), (131, 1312809), (177, 971627), (393, 437603), (7417, 23187), (7729, 22251)]