219216944

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{383}}^1\times {\mathrm{431}}^1$

素因数の和:905

約数の個数: 40

約数和(自身を含む): 431972352

約数和(自身を除く): 212755408

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 383, 431, 664, 766, 862, 1328, 1532, 1724, 3064, 3448, 6128, 6896, 31789, 35773, 63578, 71546, 127156, 143092, 165073, 254312, 286184, 330146, 508624, 572368, 660292, 1320584, 2641168, 13701059, 27402118, 54804236, 109608472, 219216944]

約数ペア:

[(1, 219216944), (2, 109608472), (4, 54804236), (8, 27402118), (16, 13701059), (83, 2641168), (166, 1320584), (332, 660292), (383, 572368), (431, 508624), (664, 330146), (766, 286184), (862, 254312), (1328, 165073), (1532, 143092), (1724, 127156), (3064, 71546), (3448, 63578), (6128, 35773), (6896, 31789)]