71978456

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{433}}^1\times {\mathrm{1889}}^1$

素因数の和:2339

約数の個数: 32

約数和(自身を含む): 147646800

約数和(自身を除く): 75668344

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 433, 866, 1732, 1889, 3464, 3778, 4763, 7556, 9526, 15112, 19052, 20779, 38104, 41558, 83116, 166232, 817937, 1635874, 3271748, 6543496, 8997307, 17994614, 35989228, 71978456]

約数ペア:

[(1, 71978456), (2, 35989228), (4, 17994614), (8, 8997307), (11, 6543496), (22, 3271748), (44, 1635874), (88, 817937), (433, 166232), (866, 83116), (1732, 41558), (1889, 38104), (3464, 20779), (3778, 19052), (4763, 15112), (7556, 9526)]