3997215

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1021}}^1$

素因数の和:1064

約数の個数: 32

約数和(自身を含む): 7358400

約数和(自身を除く): 3361185

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1021, 1305, 3063, 3915, 5105, 9189, 15315, 27567, 29609, 45945, 88827, 137835, 148045, 266481, 444135, 799443, 1332405, 3997215]

約数ペア:

[(1, 3997215), (3, 1332405), (5, 799443), (9, 444135), (15, 266481), (27, 148045), (29, 137835), (45, 88827), (87, 45945), (135, 29609), (145, 27567), (261, 15315), (435, 9189), (783, 5105), (1021, 3915), (1305, 3063)]