40816818

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{107981}}^1$

素因数の和:107999

約数の個数: 32

約数和(自身を含む): 103662720

約数和(自身を除く): 62845902

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 107981, 215962, 323943, 647886, 755867, 971829, 1511734, 1943658, 2267601, 2915487, 4535202, 5830974, 6802803, 13605606, 20408409, 40816818]

約数ペア:

[(1, 40816818), (2, 20408409), (3, 13605606), (6, 6802803), (7, 5830974), (9, 4535202), (14, 2915487), (18, 2267601), (21, 1943658), (27, 1511734), (42, 971829), (54, 755867), (63, 647886), (126, 323943), (189, 215962), (378, 107981)]