128216734

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{389}}^1\times {\mathrm{1699}}^1$

素因数の和:2187

約数の個数: 16

約数和(自身を含む): 194922000

約数和(自身を除く): 66705266

約数列:

[1, 2, 97, 194, 389, 778, 1699, 3398, 37733, 75466, 164803, 329606, 660911, 1321822, 64108367, 128216734]

約数ペア:

[(1, 128216734), (2, 64108367), (97, 1321822), (194, 660911), (389, 329606), (778, 164803), (1699, 75466), (3398, 37733)]