1977045

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{991}}^1$

素因数の和:1025

約数の個数: 32

約数和(自身を含む): 3809280

約数和(自身を除く): 1832235

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 991, 1995, 2973, 4955, 6937, 14865, 18829, 20811, 34685, 56487, 94145, 104055, 131803, 282435, 395409, 659015, 1977045]

約数ペア:

[(1, 1977045), (3, 659015), (5, 395409), (7, 282435), (15, 131803), (19, 104055), (21, 94145), (35, 56487), (57, 34685), (95, 20811), (105, 18829), (133, 14865), (285, 6937), (399, 4955), (665, 2973), (991, 1995)]