72222904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{9781}}^1$

素因数の和:9871

約数の個数: 32

約数和(自身を含む): 147903840

約数和(自身を除く): 75680936

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 568, 923, 1846, 3692, 7384, 9781, 19562, 39124, 78248, 127153, 254306, 508612, 694451, 1017224, 1388902, 2777804, 5555608, 9027863, 18055726, 36111452, 72222904]

約数ペア:

[(1, 72222904), (2, 36111452), (4, 18055726), (8, 9027863), (13, 5555608), (26, 2777804), (52, 1388902), (71, 1017224), (104, 694451), (142, 508612), (284, 254306), (568, 127153), (923, 78248), (1846, 39124), (3692, 19562), (7384, 9781)]