128428714

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{9209}}^1$

素因数の和:9597

約数の個数: 16

約数和(自身を含む): 203356800

約数和(自身を除く): 74928086

約数列:

[1, 2, 19, 38, 367, 734, 6973, 9209, 13946, 18418, 174971, 349942, 3379703, 6759406, 64214357, 128428714]

約数ペア:

[(1, 128428714), (2, 64214357), (19, 6759406), (38, 3379703), (367, 349942), (734, 174971), (6973, 18418), (9209, 13946)]