838609915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{68993}}^1$

素因数の和:69039

約数の個数: 32

約数和(自身を含む): 1251827136

約数和(自身を除く): 413217221

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 715, 935, 1105, 2431, 12155, 68993, 344965, 758923, 896909, 1172881, 3794615, 4484545, 5864405, 9865999, 12901691, 15247453, 49329995, 64508455, 76237265, 167721983, 838609915]

約数ペア:

[(1, 838609915), (5, 167721983), (11, 76237265), (13, 64508455), (17, 49329995), (55, 15247453), (65, 12901691), (85, 9865999), (143, 5864405), (187, 4484545), (221, 3794615), (715, 1172881), (935, 896909), (1105, 758923), (2431, 344965), (12155, 68993)]