89912221

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 112347648

約数和(自身を除く): 22435427

約数列:

[1, 7, 23, 41, 53, 161, 257, 287, 371, 943, 1219, 1799, 2173, 5911, 6601, 8533, 10537, 13621, 15211, 41377, 49979, 73759, 95347, 242351, 313283, 349853, 558461, 1696457, 2192981, 3909227, 12844603, 89912221]

約数ペア:

[(1, 89912221), (7, 12844603), (23, 3909227), (41, 2192981), (53, 1696457), (161, 558461), (257, 349853), (287, 313283), (371, 242351), (943, 95347), (1219, 73759), (1799, 49979), (2173, 41377), (5911, 15211), (6601, 13621), (8533, 10537)]