420148958

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{212411}}^1$

素因数の和:212479

約数の個数: 16

約数和(自身を含む): 672921216

約数和(自身を除く): 252772258

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 212411, 424822, 4885453, 9133673, 9770906, 18267346, 210074479, 420148958]

約数ペア:

[(1, 420148958), (2, 210074479), (23, 18267346), (43, 9770906), (46, 9133673), (86, 4885453), (989, 424822), (1978, 212411)]