438300445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{647}}^1$

素因数の和:885

約数の個数: 32

約数和(自身を含む): 585066240

約数和(自身を除く): 146765795

約数列:

[1, 5, 11, 55, 109, 113, 545, 565, 647, 1199, 1243, 3235, 5995, 6215, 7117, 12317, 35585, 61585, 70523, 73111, 135487, 352615, 365555, 677435, 775753, 804221, 3878765, 4021105, 7969099, 39845495, 87660089, 438300445]

約数ペア:

[(1, 438300445), (5, 87660089), (11, 39845495), (55, 7969099), (109, 4021105), (113, 3878765), (545, 804221), (565, 775753), (647, 677435), (1199, 365555), (1243, 352615), (3235, 135487), (5995, 73111), (6215, 70523), (7117, 61585), (12317, 35585)]