409849206

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{19979}}^1$

素因数の和:20260

約数の個数: 32

約数和(自身を含む): 886152960

約数和(自身を除く): 476303754

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 263, 526, 789, 1578, 3419, 6838, 10257, 19979, 20514, 39958, 59937, 119874, 259727, 519454, 779181, 1558362, 5254477, 10508954, 15763431, 31526862, 68308201, 136616402, 204924603, 409849206]

約数ペア:

[(1, 409849206), (2, 204924603), (3, 136616402), (6, 68308201), (13, 31526862), (26, 15763431), (39, 10508954), (78, 5254477), (263, 1558362), (526, 779181), (789, 519454), (1578, 259727), (3419, 119874), (6838, 59937), (10257, 39958), (19979, 20514)]