57513057

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:246

約数の個数: 64

約数和(自身を含む): 99993600

約数和(自身を除く): 42480543

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 61, 119, 133, 139, 183, 323, 357, 399, 417, 427, 969, 973, 1037, 1159, 1281, 2261, 2363, 2641, 2919, 3111, 3477, 6783, 7089, 7259, 7923, 8113, 8479, 16541, 18487, 19703, 21777, 24339, 25437, 44897, 49623, 55461, 59109, 59353, 134691, 137921, 144143, 161101, 178059, 314279, 413763, 432429, 483303, 942837, 1009001, 1127707, 2738717, 3027003, 3383121, 8216151, 19171019, 57513057]

約数ペア:

[(1, 57513057), (3, 19171019), (7, 8216151), (17, 3383121), (19, 3027003), (21, 2738717), (51, 1127707), (57, 1009001), (61, 942837), (119, 483303), (133, 432429), (139, 413763), (183, 314279), (323, 178059), (357, 161101), (399, 144143), (417, 137921), (427, 134691), (969, 59353), (973, 59109), (1037, 55461), (1159, 49623), (1281, 44897), (2261, 25437), (2363, 24339), (2641, 21777), (2919, 19703), (3111, 18487), (3477, 16541), (6783, 8479), (7089, 8113), (7259, 7923)]