401118991

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{15913}}^1$

素因数の和:16210

約数の個数: 16

約数和(自身を含む): 495498304

約数和(自身を除く): 94379313

約数列:

[1, 7, 13, 91, 277, 1939, 3601, 15913, 25207, 111391, 206869, 1448083, 4407901, 30855307, 57302713, 401118991]

約数ペア:

[(1, 401118991), (7, 57302713), (13, 30855307), (91, 4407901), (277, 1448083), (1939, 206869), (3601, 111391), (15913, 25207)]