636604228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{77977}}^1$

素因数の和:78151

約数の個数: 24

約数和(自身を含む): 1207411352

約数和(自身を除く): 570807124

約数列:

[1, 2, 4, 13, 26, 52, 157, 314, 628, 2041, 4082, 8164, 77977, 155954, 311908, 1013701, 2027402, 4054804, 12242389, 24484778, 48969556, 159151057, 318302114, 636604228]

約数ペア:

[(1, 636604228), (2, 318302114), (4, 159151057), (13, 48969556), (26, 24484778), (52, 12242389), (157, 4054804), (314, 2027402), (628, 1013701), (2041, 311908), (4082, 155954), (8164, 77977)]