206571879

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{449}}^1$

素因数の和:600

約数の個数: 48

約数和(自身を含む): 330220800

約数和(自身を除く): 123648921

約数列:

[1, 3, 9, 17, 31, 51, 93, 97, 153, 279, 291, 449, 527, 873, 1347, 1581, 1649, 3007, 4041, 4743, 4947, 7633, 9021, 13919, 14841, 22899, 27063, 41757, 43553, 51119, 68697, 125271, 130659, 153357, 236623, 391977, 460071, 709869, 740401, 1350143, 2129607, 2221203, 4050429, 6663609, 12151287, 22952431, 68857293, 206571879]

約数ペア:

[(1, 206571879), (3, 68857293), (9, 22952431), (17, 12151287), (31, 6663609), (51, 4050429), (93, 2221203), (97, 2129607), (153, 1350143), (279, 740401), (291, 709869), (449, 460071), (527, 391977), (873, 236623), (1347, 153357), (1581, 130659), (1649, 125271), (3007, 68697), (4041, 51119), (4743, 43553), (4947, 41757), (7633, 27063), (9021, 22899), (13919, 14841)]