2948379

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:695

約数の個数: 24

約数和(自身を含む): 4727808

約数和(自身を除く): 1779429

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 647, 651, 1519, 1941, 4529, 4557, 13587, 20057, 31703, 60171, 95109, 140399, 421197, 982793, 2948379]

約数ペア:

[(1, 2948379), (3, 982793), (7, 421197), (21, 140399), (31, 95109), (49, 60171), (93, 31703), (147, 20057), (217, 13587), (647, 4557), (651, 4529), (1519, 1941)]