216158690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{7829}}^1$

素因数の和:8098

約数の個数: 32

約数和(自身を含む): 426202560

約数和(自身を除く): 210043870

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 251, 502, 1255, 2510, 2761, 5522, 7829, 13805, 15658, 27610, 39145, 78290, 86119, 172238, 430595, 861190, 1965079, 3930158, 9825395, 19650790, 21615869, 43231738, 108079345, 216158690]

約数ペア:

[(1, 216158690), (2, 108079345), (5, 43231738), (10, 21615869), (11, 19650790), (22, 9825395), (55, 3930158), (110, 1965079), (251, 861190), (502, 430595), (1255, 172238), (2510, 86119), (2761, 78290), (5522, 39145), (7829, 27610), (13805, 15658)]