1565306876

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{4999}}^1$

素因数の和:5274

約数の個数: 48

約数和(自身を含む): 3205440000

約数和(自身を除く): 1640133124

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 211, 212, 371, 422, 742, 844, 1477, 1484, 2954, 4999, 5908, 9998, 11183, 19996, 22366, 34993, 44732, 69986, 78281, 139972, 156562, 264947, 313124, 529894, 1054789, 1059788, 1854629, 2109578, 3709258, 4219156, 7383523, 7418516, 14767046, 29534092, 55903817, 111807634, 223615268, 391326719, 782653438, 1565306876]

約数ペア:

[(1, 1565306876), (2, 782653438), (4, 391326719), (7, 223615268), (14, 111807634), (28, 55903817), (53, 29534092), (106, 14767046), (211, 7418516), (212, 7383523), (371, 4219156), (422, 3709258), (742, 2109578), (844, 1854629), (1477, 1059788), (1484, 1054789), (2954, 529894), (4999, 313124), (5908, 264947), (9998, 156562), (11183, 139972), (19996, 78281), (22366, 69986), (34993, 44732)]