242913561

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 391910400

約数和(自身を除く): 148996839

約数列:

[1, 3, 11, 17, 33, 41, 51, 59, 123, 177, 179, 187, 451, 537, 561, 649, 697, 1003, 1353, 1947, 1969, 2091, 2419, 3009, 3043, 5907, 7257, 7339, 7667, 9129, 10561, 11033, 22017, 23001, 26609, 31683, 33099, 33473, 41123, 79827, 80729, 100419, 116171, 123369, 124763, 179537, 242187, 348513, 374289, 433001, 452353, 538611, 1299003, 1357059, 1372393, 1974907, 4117179, 4763011, 5924721, 7361017, 14289033, 22083051, 80971187, 242913561]

約数ペア:

[(1, 242913561), (3, 80971187), (11, 22083051), (17, 14289033), (33, 7361017), (41, 5924721), (51, 4763011), (59, 4117179), (123, 1974907), (177, 1372393), (179, 1357059), (187, 1299003), (451, 538611), (537, 452353), (561, 433001), (649, 374289), (697, 348513), (1003, 242187), (1353, 179537), (1947, 124763), (1969, 123369), (2091, 116171), (2419, 100419), (3009, 80729), (3043, 79827), (5907, 41123), (7257, 33473), (7339, 33099), (7667, 31683), (9129, 26609), (10561, 23001), (11033, 22017)]