1620996867

素因数分解:

$3^5\times 7^1\times {\mathrm{952967}}^1$

素因数の和:952989

約数の個数: 24

約数和(自身を含む): 2775042816

約数和(自身を除く): 1154045949

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 952967, 2858901, 6670769, 8576703, 20012307, 25730109, 60036921, 77190327, 180110763, 231570981, 540332289, 1620996867]

約数ペア:

[(1, 1620996867), (3, 540332289), (7, 231570981), (9, 180110763), (21, 77190327), (27, 60036921), (63, 25730109), (81, 20012307), (189, 8576703), (243, 6670769), (567, 2858901), (1701, 952967)]