28920338

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{14621}}^1$

素因数の和:14689

約数の個数: 16

約数和(自身を含む): 46322496

約数和(自身を除く): 17402158

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 14621, 29242, 336283, 628703, 672566, 1257406, 14460169, 28920338]

約数ペア:

[(1, 28920338), (2, 14460169), (23, 1257406), (43, 672566), (46, 628703), (86, 336283), (989, 29242), (1978, 14621)]