247940208

素因数分解:

$2^4\times 3^2\times {\mathrm{1721807}}^1$

素因数の和:1721821

約数の個数: 30

約数和(自身を含む): 693888624

約数和(自身を除く): 445948416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1721807, 3443614, 5165421, 6887228, 10330842, 13774456, 15496263, 20661684, 27548912, 30992526, 41323368, 61985052, 82646736, 123970104, 247940208]

約数ペア:

[(1, 247940208), (2, 123970104), (3, 82646736), (4, 61985052), (6, 41323368), (8, 30992526), (9, 27548912), (12, 20661684), (16, 15496263), (18, 13774456), (24, 10330842), (36, 6887228), (48, 5165421), (72, 3443614), (144, 1721807)]