1205254911

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{1901}}^1$

素因数の和:2164

約数の個数: 48

約数和(自身を含む): 1977471360

約数和(自身を除く): 772216449

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 227, 399, 681, 931, 1589, 1901, 2793, 4313, 4767, 5703, 11123, 12939, 13307, 30191, 33369, 36119, 39921, 90573, 93149, 108357, 211337, 252833, 279447, 431527, 634011, 758499, 1294581, 1769831, 3020689, 5309493, 8199013, 9062067, 21144823, 24597039, 57393091, 63434469, 172179273, 401751637, 1205254911]

約数ペア:

[(1, 1205254911), (3, 401751637), (7, 172179273), (19, 63434469), (21, 57393091), (49, 24597039), (57, 21144823), (133, 9062067), (147, 8199013), (227, 5309493), (399, 3020689), (681, 1769831), (931, 1294581), (1589, 758499), (1901, 634011), (2793, 431527), (4313, 279447), (4767, 252833), (5703, 211337), (11123, 108357), (12939, 93149), (13307, 90573), (30191, 39921), (33369, 36119)]