81910007

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{2437}}^1$

素因数の和:2546

約数の個数: 16

約数和(自身を含む): 90693600

約数和(自身を除く): 8783593

約数列:

[1, 19, 29, 61, 551, 1159, 1769, 2437, 33611, 46303, 70673, 148657, 1342787, 2824483, 4311053, 81910007]

約数ペア:

[(1, 81910007), (19, 4311053), (29, 2824483), (61, 1342787), (551, 148657), (1159, 70673), (1769, 46303), (2437, 33611)]