15551207

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{251}}^1$

素因数の和:478

約数の個数: 16

約数和(自身を含む): 18289152

約数和(自身を除く): 2737945

約数列:

[1, 7, 53, 167, 251, 371, 1169, 1757, 8851, 13303, 41917, 61957, 93121, 293419, 2221601, 15551207]

約数ペア:

[(1, 15551207), (7, 2221601), (53, 293419), (167, 93121), (251, 61957), (371, 41917), (1169, 13303), (1757, 8851)]