31945258

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{761}}^1$

素因数の和:1053

約数の個数: 16

約数和(自身を含む): 48646080

約数和(自身を除く): 16700822

約数列:

[1, 2, 139, 151, 278, 302, 761, 1522, 20989, 41978, 105779, 114911, 211558, 229822, 15972629, 31945258]

約数ペア:

[(1, 31945258), (2, 15972629), (139, 229822), (151, 211558), (278, 114911), (302, 105779), (761, 41978), (1522, 20989)]