200901903

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{373}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 290822400

約数和(自身を除く): 89920497

約数列:

[1, 3, 17, 51, 59, 177, 179, 373, 537, 1003, 1119, 3009, 3043, 6341, 9129, 10561, 19023, 22007, 31683, 66021, 66767, 179537, 200301, 374119, 538611, 1122357, 1135039, 3405117, 3939253, 11817759, 66967301, 200901903]

約数ペア:

[(1, 200901903), (3, 66967301), (17, 11817759), (51, 3939253), (59, 3405117), (177, 1135039), (179, 1122357), (373, 538611), (537, 374119), (1003, 200301), (1119, 179537), (3009, 66767), (3043, 66021), (6341, 31683), (9129, 22007), (10561, 19023)]