128431146

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{7561}}^1$

素因数の和:7734

約数の個数: 32

約数和(自身を含む): 272232000

約数和(自身を除く): 143800854

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 149, 298, 447, 894, 2831, 5662, 7561, 8493, 15122, 16986, 22683, 45366, 143659, 287318, 430977, 861954, 1126589, 2253178, 3379767, 6759534, 21405191, 42810382, 64215573, 128431146]

約数ペア:

[(1, 128431146), (2, 64215573), (3, 42810382), (6, 21405191), (19, 6759534), (38, 3379767), (57, 2253178), (114, 1126589), (149, 861954), (298, 430977), (447, 287318), (894, 143659), (2831, 45366), (5662, 22683), (7561, 16986), (8493, 15122)]