143804787

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{1021}}^1$

素因数の和:1403

約数の個数: 32

約数和(自身を含む): 231544320

約数和(自身を除く): 87739533

約数列:

[1, 3, 7, 19, 21, 57, 133, 353, 399, 1021, 1059, 2471, 3063, 6707, 7147, 7413, 19399, 20121, 21441, 46949, 58197, 135793, 140847, 360413, 407379, 1081239, 2522891, 6847847, 7568673, 20543541, 47934929, 143804787]

約数ペア:

[(1, 143804787), (3, 47934929), (7, 20543541), (19, 7568673), (21, 6847847), (57, 2522891), (133, 1081239), (353, 407379), (399, 360413), (1021, 140847), (1059, 135793), (2471, 58197), (3063, 46949), (6707, 21441), (7147, 20121), (7413, 19399)]