68821905

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{45427}}^1$

素因数の和:45536

約数の個数: 16

約数和(自身を含む): 111207744

約数和(自身を除く): 42385839

約数列:

[1, 3, 5, 15, 101, 303, 505, 1515, 45427, 136281, 227135, 681405, 4588127, 13764381, 22940635, 68821905]

約数ペア:

[(1, 68821905), (3, 22940635), (5, 13764381), (15, 4588127), (101, 681405), (303, 227135), (505, 136281), (1515, 45427)]