691441407

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{20117}}^1$

素因数の和:20212

約数の個数: 32

約数和(自身を含む): 1094419200

約数和(自身を除く): 402977793

約数列:

[1, 3, 9, 19, 27, 57, 67, 171, 201, 513, 603, 1273, 1809, 3819, 11457, 20117, 34371, 60351, 181053, 382223, 543159, 1146669, 1347839, 3440007, 4043517, 10320021, 12130551, 25608941, 36391653, 76826823, 230480469, 691441407]

約数ペア:

[(1, 691441407), (3, 230480469), (9, 76826823), (19, 36391653), (27, 25608941), (57, 12130551), (67, 10320021), (171, 4043517), (201, 3440007), (513, 1347839), (603, 1146669), (1273, 543159), (1809, 382223), (3819, 181053), (11457, 60351), (20117, 34371)]