168990988

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{13757}}^1$

素因数の和:13881

約数の個数: 24

約数和(自身を含む): 307408752

約数和(自身を除く): 138417764

約数列:

[1, 2, 4, 37, 74, 83, 148, 166, 332, 3071, 6142, 12284, 13757, 27514, 55028, 509009, 1018018, 1141831, 2036036, 2283662, 4567324, 42247747, 84495494, 168990988]

約数ペア:

[(1, 168990988), (2, 84495494), (4, 42247747), (37, 4567324), (74, 2283662), (83, 2036036), (148, 1141831), (166, 1018018), (332, 509009), (3071, 55028), (6142, 27514), (12284, 13757)]