201228728

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{3433}}^1$

素因数の和:3887

約数の個数: 32

約数和(自身を含む): 400541760

約数和(自身を除く): 199313032

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 431, 862, 1724, 3433, 3448, 6866, 7327, 13732, 14654, 27464, 29308, 58361, 58616, 116722, 233444, 466888, 1479623, 2959246, 5918492, 11836984, 25153591, 50307182, 100614364, 201228728]

約数ペア:

[(1, 201228728), (2, 100614364), (4, 50307182), (8, 25153591), (17, 11836984), (34, 5918492), (68, 2959246), (136, 1479623), (431, 466888), (862, 233444), (1724, 116722), (3433, 58616), (3448, 58361), (6866, 29308), (7327, 27464), (13732, 14654)]