15397278

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{643}}^1$

素因数の和:968

約数の個数: 32

約数和(自身を含む): 33323136

約数和(自身を除く): 17925858

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 307, 614, 643, 921, 1286, 1842, 1929, 3858, 3991, 7982, 8359, 11973, 16718, 23946, 25077, 50154, 197401, 394802, 592203, 1184406, 2566213, 5132426, 7698639, 15397278]

約数ペア:

[(1, 15397278), (2, 7698639), (3, 5132426), (6, 2566213), (13, 1184406), (26, 592203), (39, 394802), (78, 197401), (307, 50154), (614, 25077), (643, 23946), (921, 16718), (1286, 11973), (1842, 8359), (1929, 7982), (3858, 3991)]