2642045

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:197

約数の個数: 32

約数和(自身を含む): 3974400

約数和(自身を除く): 1332355

約数列:

[1, 5, 7, 19, 29, 35, 95, 133, 137, 145, 203, 551, 665, 685, 959, 1015, 2603, 2755, 3857, 3973, 4795, 13015, 18221, 19285, 19865, 27811, 75487, 91105, 139055, 377435, 528409, 2642045]

約数ペア:

[(1, 2642045), (5, 528409), (7, 377435), (19, 139055), (29, 91105), (35, 75487), (95, 27811), (133, 19865), (137, 19285), (145, 18221), (203, 13015), (551, 4795), (665, 3973), (685, 3857), (959, 2755), (1015, 2603)]