78839788

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{347}}^1\times {\mathrm{719}}^1$

素因数の和:1149

約数の個数: 24

約数和(自身を含む): 140313600

約数和(自身を除く): 61473812

約数列:

[1, 2, 4, 79, 158, 316, 347, 694, 719, 1388, 1438, 2876, 27413, 54826, 56801, 109652, 113602, 227204, 249493, 498986, 997972, 19709947, 39419894, 78839788]

約数ペア:

[(1, 78839788), (2, 39419894), (4, 19709947), (79, 997972), (158, 498986), (316, 249493), (347, 227204), (694, 113602), (719, 109652), (1388, 56801), (1438, 54826), (2876, 27413)]