16406793

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{15581}}^1$

素因数の和:15606

約数の個数: 20

約数和(自身を含む): 26395908

約数和(自身を除く): 9989115

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 15581, 46743, 140229, 202553, 420687, 607659, 1262061, 1822977, 5468931, 16406793]

約数ペア:

[(1, 16406793), (3, 5468931), (9, 1822977), (13, 1262061), (27, 607659), (39, 420687), (81, 202553), (117, 140229), (351, 46743), (1053, 15581)]