288492729

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{1993}}^1$

素因数の和:2177

約数の個数: 32

約数和(自身を含む): 450994944

約数和(自身を除く): 162502215

約数列:

[1, 3, 7, 21, 61, 113, 183, 339, 427, 791, 1281, 1993, 2373, 5979, 6893, 13951, 20679, 41853, 48251, 121573, 144753, 225209, 364719, 675627, 851011, 1576463, 2553033, 4729389, 13737749, 41213247, 96164243, 288492729]

約数ペア:

[(1, 288492729), (3, 96164243), (7, 41213247), (21, 13737749), (61, 4729389), (113, 2553033), (183, 1576463), (339, 851011), (427, 675627), (791, 364719), (1281, 225209), (1993, 144753), (2373, 121573), (5979, 48251), (6893, 41853), (13951, 20679)]