7815381

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{6101}}^1$

素因数の和:6172

約数の個数: 16

約数和(自身を含む): 12106368

約数和(自身を除く): 4290987

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 6101, 18303, 42707, 128121, 372161, 1116483, 2605127, 7815381]

約数ペア:

[(1, 7815381), (3, 2605127), (7, 1116483), (21, 372161), (61, 128121), (183, 42707), (427, 18303), (1281, 6101)]