138289538

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{443}}^1\times {\mathrm{1229}}^1$

素因数の和:1801

約数の個数: 16

約数和(自身を含む): 209710080

約数和(自身を除く): 71420542

約数列:

[1, 2, 127, 254, 443, 886, 1229, 2458, 56261, 112522, 156083, 312166, 544447, 1088894, 69144769, 138289538]

約数ペア:

[(1, 138289538), (2, 69144769), (127, 1088894), (254, 544447), (443, 312166), (886, 156083), (1229, 112522), (2458, 56261)]