128957508

素因数分解:

$2^2\times 3^4\times {\mathrm{619}}^1\times {\mathrm{643}}^1$

素因数の和:1278

約数の個数: 60

約数和(自身を含む): 338190160

約数和(自身を除く): 209232652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 619, 643, 1238, 1286, 1857, 1929, 2476, 2572, 3714, 3858, 5571, 5787, 7428, 7716, 11142, 11574, 16713, 17361, 22284, 23148, 33426, 34722, 50139, 52083, 66852, 69444, 100278, 104166, 200556, 208332, 398017, 796034, 1194051, 1592068, 2388102, 3582153, 4776204, 7164306, 10746459, 14328612, 21492918, 32239377, 42985836, 64478754, 128957508]

約数ペア:

[(1, 128957508), (2, 64478754), (3, 42985836), (4, 32239377), (6, 21492918), (9, 14328612), (12, 10746459), (18, 7164306), (27, 4776204), (36, 3582153), (54, 2388102), (81, 1592068), (108, 1194051), (162, 796034), (324, 398017), (619, 208332), (643, 200556), (1238, 104166), (1286, 100278), (1857, 69444), (1929, 66852), (2476, 52083), (2572, 50139), (3714, 34722), (3858, 33426), (5571, 23148), (5787, 22284), (7428, 17361), (7716, 16713), (11142, 11574)]