168991613

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 206841600

約数和(自身を除く): 37849987

約数列:

[1, 7, 29, 53, 113, 139, 203, 371, 791, 973, 1537, 3277, 4031, 5989, 7367, 10759, 15707, 22939, 28217, 41923, 51569, 109949, 173681, 213643, 455503, 832471, 1215767, 1495501, 3188521, 5827297, 24141659, 168991613]

約数ペア:

[(1, 168991613), (7, 24141659), (29, 5827297), (53, 3188521), (113, 1495501), (139, 1215767), (203, 832471), (371, 455503), (791, 213643), (973, 173681), (1537, 109949), (3277, 51569), (4031, 41923), (5989, 28217), (7367, 22939), (10759, 15707)]