2009256537

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 3034644480

約数和(自身を除く): 1025387943

約数列:

[1, 3, 17, 31, 41, 51, 93, 123, 139, 223, 417, 527, 669, 697, 1271, 1581, 2091, 2363, 3791, 3813, 4309, 5699, 6913, 7089, 9143, 11373, 12927, 17097, 20739, 21607, 27429, 30997, 64821, 73253, 92991, 96883, 117521, 155431, 176669, 219759, 283433, 290649, 352563, 466293, 526949, 530007, 850299, 960907, 1270877, 1580847, 2882721, 3003373, 3812631, 4818361, 9010119, 14455083, 16335419, 21604909, 39397187, 49006257, 64814727, 118191561, 669752179, 2009256537]

約数ペア:

[(1, 2009256537), (3, 669752179), (17, 118191561), (31, 64814727), (41, 49006257), (51, 39397187), (93, 21604909), (123, 16335419), (139, 14455083), (223, 9010119), (417, 4818361), (527, 3812631), (669, 3003373), (697, 2882721), (1271, 1580847), (1581, 1270877), (2091, 960907), (2363, 850299), (3791, 530007), (3813, 526949), (4309, 466293), (5699, 352563), (6913, 290649), (7089, 283433), (9143, 219759), (11373, 176669), (12927, 155431), (17097, 117521), (20739, 96883), (21607, 92991), (27429, 73253), (30997, 64821)]