213960075

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3209}}^1$

素因数の和:3356

約数の個数: 48

約数和(自身を含む): 407592960

約数和(自身を除く): 193632885

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 127, 175, 381, 525, 635, 889, 1905, 2667, 3175, 3209, 4445, 9525, 9627, 13335, 16045, 22225, 22463, 48135, 66675, 67389, 80225, 112315, 240675, 336945, 407543, 561575, 1222629, 1684725, 2037715, 2852801, 6113145, 8558403, 10188575, 14264005, 30565725, 42792015, 71320025, 213960075]

約数ペア:

[(1, 213960075), (3, 71320025), (5, 42792015), (7, 30565725), (15, 14264005), (21, 10188575), (25, 8558403), (35, 6113145), (75, 2852801), (105, 2037715), (127, 1684725), (175, 1222629), (381, 561575), (525, 407543), (635, 336945), (889, 240675), (1905, 112315), (2667, 80225), (3175, 67389), (3209, 66675), (4445, 48135), (9525, 22463), (9627, 22225), (13335, 16045)]