16859973

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{373}}^1$

素因数の和:469

約数の個数: 32

約数和(自身を含む): 25970560

約数和(自身を除く): 9110587

約数列:

[1, 3, 13, 19, 39, 57, 61, 183, 247, 373, 741, 793, 1119, 1159, 2379, 3477, 4849, 7087, 14547, 15067, 21261, 22753, 45201, 68259, 92131, 276393, 295789, 432307, 887367, 1296921, 5619991, 16859973]

約数ペア:

[(1, 16859973), (3, 5619991), (13, 1296921), (19, 887367), (39, 432307), (57, 295789), (61, 276393), (183, 92131), (247, 68259), (373, 45201), (741, 22753), (793, 21261), (1119, 15067), (1159, 14547), (2379, 7087), (3477, 4849)]