9877907887379

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{18942101}}^1$

素因数の和:18942251

約数の個数: 32

約数和(自身を含む): 12219928842240

約数和(自身を除く): 2342020954861

約数列:

[1, 7, 23, 41, 79, 161, 287, 553, 943, 1817, 3239, 6601, 12719, 22673, 74497, 521479, 18942101, 132594707, 435668323, 776626141, 1496425979, 3049678261, 5436382987, 10474981853, 17862401243, 34417797517, 61353465139, 125036808701, 240924582619, 429474255973, 1411129698197, 9877907887379]

約数ペア:

[(1, 9877907887379), (7, 1411129698197), (23, 429474255973), (41, 240924582619), (79, 125036808701), (161, 61353465139), (287, 34417797517), (553, 17862401243), (943, 10474981853), (1817, 5436382987), (3239, 3049678261), (6601, 1496425979), (12719, 776626141), (22673, 435668323), (74497, 132594707), (521479, 18942101)]