1278903530

素因数分解:

$2^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{311}}^1\times {\mathrm{2153}}^1$

素因数の和:2662

約数の個数: 32

約数和(自身を含む): 2322597888

約数和(自身を除く): 1043694358

約数列:

[1, 2, 5, 10, 191, 311, 382, 622, 955, 1555, 1910, 2153, 3110, 4306, 10765, 21530, 59401, 118802, 297005, 411223, 594010, 669583, 822446, 1339166, 2056115, 3347915, 4112230, 6695830, 127890353, 255780706, 639451765, 1278903530]

約数ペア:

[(1, 1278903530), (2, 639451765), (5, 255780706), (10, 127890353), (191, 6695830), (311, 4112230), (382, 3347915), (622, 2056115), (955, 1339166), (1555, 822446), (1910, 669583), (2153, 594010), (3110, 411223), (4306, 297005), (10765, 118802), (21530, 59401)]