28571865

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11831}}^1$

素因数の和:11869

約数の個数: 32

約数和(自身を含む): 54521856

約数和(自身を除く): 25949991

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 11831, 35493, 59155, 82817, 177465, 248451, 272113, 414085, 816339, 1242255, 1360565, 1904791, 4081695, 5714373, 9523955, 28571865]

約数ペア:

[(1, 28571865), (3, 9523955), (5, 5714373), (7, 4081695), (15, 1904791), (21, 1360565), (23, 1242255), (35, 816339), (69, 414085), (105, 272113), (115, 248451), (161, 177465), (345, 82817), (483, 59155), (805, 35493), (2415, 11831)]