381493311

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{1249}}^1$

素因数の和:1435

約数の個数: 32

約数和(自身を含む): 554040000

約数和(自身を除く): 172546689

約数列:

[1, 3, 17, 51, 53, 113, 159, 339, 901, 1249, 1921, 2703, 3747, 5763, 5989, 17967, 21233, 63699, 66197, 101813, 141137, 198591, 305439, 423411, 1125349, 2399329, 3376047, 7197987, 7480261, 22440783, 127164437, 381493311]

約数ペア:

[(1, 381493311), (3, 127164437), (17, 22440783), (51, 7480261), (53, 7197987), (113, 3376047), (159, 2399329), (339, 1125349), (901, 423411), (1249, 305439), (1921, 198591), (2703, 141137), (3747, 101813), (5763, 66197), (5989, 63699), (17967, 21233)]