16317561

素因数分解:

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

素因数の和:134

約数の個数: 32

約数和(自身を含む): 25137280

約数和(自身を除く): 8819719

約数列:

[1, 3, 13, 19, 39, 57, 61, 183, 247, 361, 741, 793, 1083, 1159, 2379, 3477, 4693, 6859, 14079, 15067, 20577, 22021, 45201, 66063, 89167, 267501, 286273, 418399, 858819, 1255197, 5439187, 16317561]

約数ペア:

[(1, 16317561), (3, 5439187), (13, 1255197), (19, 858819), (39, 418399), (57, 286273), (61, 267501), (183, 89167), (247, 66063), (361, 45201), (741, 22021), (793, 20577), (1083, 15067), (1159, 14079), (2379, 6859), (3477, 4693)]