9881332307

素因数分解:

$7^4\times {\mathrm{11}}^1\times {\mathrm{374137}}^1$

素因数の和:374176

約数の個数: 20

約数和(自身を含む): 12575526456

約数和(自身を除く): 2694194149

約数列:

[1, 7, 11, 49, 77, 343, 539, 2401, 3773, 26411, 374137, 2618959, 4115507, 18332713, 28808549, 128328991, 201659843, 898302937, 1411618901, 9881332307]

約数ペア:

[(1, 9881332307), (7, 1411618901), (11, 898302937), (49, 201659843), (77, 128328991), (343, 28808549), (539, 18332713), (2401, 4115507), (3773, 2618959), (26411, 374137)]