261905976

素因数分解:

$2^3\times 3^2\times {\mathrm{113}}^1\times {\mathrm{32191}}^1$

素因数の和:32316

約数の個数: 48

約数和(自身を含む): 715628160

約数和(自身を除く): 453722184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 113, 226, 339, 452, 678, 904, 1017, 1356, 2034, 2712, 4068, 8136, 32191, 64382, 96573, 128764, 193146, 257528, 289719, 386292, 579438, 772584, 1158876, 2317752, 3637583, 7275166, 10912749, 14550332, 21825498, 29100664, 32738247, 43650996, 65476494, 87301992, 130952988, 261905976]

約数ペア:

[(1, 261905976), (2, 130952988), (3, 87301992), (4, 65476494), (6, 43650996), (8, 32738247), (9, 29100664), (12, 21825498), (18, 14550332), (24, 10912749), (36, 7275166), (72, 3637583), (113, 2317752), (226, 1158876), (339, 772584), (452, 579438), (678, 386292), (904, 289719), (1017, 257528), (1356, 193146), (2034, 128764), (2712, 96573), (4068, 64382), (8136, 32191)]