83457777

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 133446528

約数和(自身を除く): 49988751

約数列:

[1, 3, 13, 17, 23, 39, 51, 69, 169, 221, 299, 391, 421, 507, 663, 897, 1173, 1263, 2873, 3887, 5083, 5473, 7157, 8619, 9683, 11661, 15249, 16419, 21471, 29049, 66079, 71149, 93041, 125879, 164611, 198237, 213447, 279123, 377637, 493833, 1209533, 1636427, 2139943, 3628599, 4909281, 6419829, 27819259, 83457777]

約数ペア:

[(1, 83457777), (3, 27819259), (13, 6419829), (17, 4909281), (23, 3628599), (39, 2139943), (51, 1636427), (69, 1209533), (169, 493833), (221, 377637), (299, 279123), (391, 213447), (421, 198237), (507, 164611), (663, 125879), (897, 93041), (1173, 71149), (1263, 66079), (2873, 29049), (3887, 21471), (5083, 16419), (5473, 15249), (7157, 11661), (8619, 9683)]