201521554

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{25247}}^1$

素因数の和:25569

約数の個数: 16

約数和(自身を含む): 326608128

約数和(自身を除く): 125086574

約数列:

[1, 2, 13, 26, 307, 614, 3991, 7982, 25247, 50494, 328211, 656422, 7750829, 15501658, 100760777, 201521554]

約数ペア:

[(1, 201521554), (2, 100760777), (13, 15501658), (26, 7750829), (307, 656422), (614, 328211), (3991, 50494), (7982, 25247)]