147861021

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{571}}^1$

素因数の和:670

約数の個数: 64

約数和(自身を含む): 263577600

約数和(自身を除く): 115716579

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 59, 77, 133, 177, 209, 231, 399, 413, 571, 627, 649, 1121, 1239, 1463, 1713, 1947, 3363, 3997, 4389, 4543, 6281, 7847, 10849, 11991, 12331, 13629, 18843, 23541, 32547, 33689, 36993, 43967, 75943, 86317, 101067, 119339, 131901, 227829, 235823, 258951, 358017, 370579, 640091, 707469, 835373, 1111737, 1920273, 2506119, 2594053, 4480637, 7041001, 7782159, 13441911, 21123003, 49287007, 147861021]

約数ペア:

[(1, 147861021), (3, 49287007), (7, 21123003), (11, 13441911), (19, 7782159), (21, 7041001), (33, 4480637), (57, 2594053), (59, 2506119), (77, 1920273), (133, 1111737), (177, 835373), (209, 707469), (231, 640091), (399, 370579), (413, 358017), (571, 258951), (627, 235823), (649, 227829), (1121, 131901), (1239, 119339), (1463, 101067), (1713, 86317), (1947, 75943), (3363, 43967), (3997, 36993), (4389, 33689), (4543, 32547), (6281, 23541), (7847, 18843), (10849, 13629), (11991, 12331)]